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Sniffing out Danger: Fearful Memories Can Trigger Heightened Sense of Smell
Neuroscientists studying the olfactory -- sense of smell -- system in mice have discovered that fear reaction can occur at the sensory level, even before the brain has the opportunity to ...full story -
Noble Gas Molecule Discovered in Space
A molecule containing a noble gas has been discovered in space. The molecule, argon hydride, was seen in the Crab Nebula, the remains of a star that exploded 1,000 years ...full story -
Rapid Evolution of Novel Forms: Environmental Change Triggers Inborn Capacity for Adaptation
In the classical view of evolution, species experience spontaneous genetic mutations that produce various novel traits—some helpful, some detrimental. Nature then selects for those ...full story -
Fast Radio Bursts Might Come from Nearby Stars
First discovered in 2007, "fast radio bursts" continue to defy explanation. These cosmic chirps last for only a thousandth of a second. The characteristics of the radio pulses suggested ...full story -
Surprise: Duck-Billed Dinosaurs Had Fleshy Comb, Similar to Roosters' Crest
A rare, mummified specimen of the duck-billed dinosaur Edmontosauraus regalis shows for the first time that those dinosaurs' heads were adorned with a fleshy comb, most similar to the ...full story -
Hubble Space Telescope Sees Evidence of Water Vapor Venting Off Jupiter Moon
NASA's Hubble Space Telescope has observed water vapor above the frigid south polar region of Jupiter's moon Europa, providing the first strong evidence of water plumes erupting off the ...full story -
The Mystery of Lizard Breath: One-Way Air Flow May Be 270 Million Years Old
Air flows mostly in a one-way loop through the lungs of monitor lizards -- a breathing method shared by birds, alligators and presumably dinosaurs, according to a new study that may push ...full story -
New Strain of Bird Flu Packs a Punch Even After Becoming Drug-Resistant
Researchers have reported that a virulent new strain of influenza -- the virus that causes the flu -- appears to retain its ability to cause serious disease in humans even after it develops ...full story -
Landsat 8 Helps Unveil the Coldest Place on Earth
Scientists recently recorded the lowest temperatures on Earth at a desolate and remote ice plateau in East Antarctica, trumping a record set in 1983 and uncovering a new puzzle about the ...full story -
New Drug Approach Could Lead to Cures for Wide Range of Diseases
Scientists have demonstrated in mice what could be a revolutionary new technique to cure a wide range of human diseases -- from cystic fibrosis to cataracts to Alzheimer's disease -- that ...full story
- Fearful Memories Increase Sense of Smell
- Noble Gas Molecule Discovered in Space
- Alternative Mechanism of Evolutionary Change
- Fast Radio Bursts Might Come from Nearby Stars
- Duck-Billed Dinosaurs Had Rooster-Like Comb
- Evidence of Water Vapor Venting Off Jupiter Moon
- Lizards: One-Way Air Flow 270 Million Years Old
- New Bird Flu Virulent Even When Drug-Resistant
- Coldest Place On Earth in East Antarctica
- New Approach May Cure Wide Range of Diseases
Simple Mathematical Formula Describes Human Struggles
The world seems to be getting more
complex every day -- some might
say too complex. But what if every
interaction, every potential
conflict we have is really very
simple and easy to understand?
Mathematicians have found a
mathematical formula demonstrating
... > full story
- more on:
Can We Turn Unwanted Carbon Dioxide Into Electricity?
Researchers are developing a new
kind of geothermal power plant
that will lock away unwanted
carbon dioxide underground -- and
use it as a tool to boost electric
power generation by at least 10
times compared to existing
geothermal energy approaches. ... > full story
- more on:
From Friend to Foe: How Benign Bacteria Evolve Into Virulent Pathogens
Bacteria can evolve rapidly to
adapt to environmental change.
When the "environment" is the
immune response of an infected
host, this evolution can turn
harmless bacteria into
life-threatening pathogens. A new
... > full story
- more on:
Aquatic Comb Jelly Floats Into New Evolutionary Position
In a study that compares the
genomes of aquatic life forms,
researchers have found evidence to
shuffle the branches of the tree
of life. The cornerstone of the
study is the researchers'
sequencing, assembly, annotation
... > full story
- more on:
Scientists Discover Double Meaning in Genetic Code
Scientists have discovered a
second code hiding within DNA. The
second code contains information
that changes how scientists read
the instructions contained in DNA
and interpret mutations to make
sense of health and disease.
Genomes use the genetic code to
... > full story
- more on:
Revolutionizing Solar Energy: Quantum Waves Found at the Heart of Organic Solar Cells
Researchers have been able to tune
‘coherence’ in organic
nanostructures due to the surprise
discovery of wavelike electrons in
organic materials, revealing the
key to generating “long-l ... > full story
- more on:
Combining Mutants Results in 5-Fold Lifespan Extension in C. Elegans
What are the limits to longevity?
Scientists combined mutations in
two pathways well-known for
lifespan extension and report a
synergistic five-fold lifespan
extension in the nematode C.
elegans. The worms lived to the
... > full story
- more on:
First Step of Metastasis Halted in Mice With Breast Cancer
Cell biologists have identified a
unique class of breast cancer
cells that lead the process of
invasion into surrounding tissues.
Because invasion is the first step
in the deadly process of cancer
metastasis, the researchers say
... > full story
- more on:
Collapse of the Universe Is Closer Than Ever Before
Maybe it happens tomorrow. Maybe
in a billion years. Physicists
have long predicted that the
universe may one day collapse, and
that everything in it will be
compressed to a small hard ball.
New calculations now confirm this
prediction -- and they also
... > full story
- more on:
Revolutionary Method for Gluing Gels and Biological Tissues
Researchers have discovered an
efficient and easy-to-use method
for bonding together gels and
biological tissues. Medical
researchers have succeeded in
obtaining very strong adhesion
between two gels by spreading on
... > full story
- more on:
Brain Structure Shows Affinity With Numbers
The structure of the brain shows
the way in which we process
numbers. People either do this
spatially or non-spatially. A
study shows for the first time
that these individual differences
have a structural basis in the
brain. ... > full story
- more on:
What the Past Tells Us About Modern Sea-Level Rise
Researchers report that sea-level
rise since the industrial
revolution has been fast by
natural standards and -- at
current rates -- may reach 80
centimeters above the modern level
by 2100 and 2.5 meters by 2200.
The team used geological evidence
... > full story
- more on:
- Simple Math Describes Human Struggles
- Turning Unwanted Carbon Dioxide Into Electricity
- How Benign Bacteria Evolve Into Pathogens
- Aquatic Comb Jelly In New Evolutionary Position
- Double Meaning Found in Genetic Code
- Quantum Waves at Heart of Organic Solar Cells
- Combining Mutants Results in Lifespan Extension
- Metastasis Halted in Mice With Breast Cancer
- Collapse of the Universe Is Closer Than Ever
- Gluing Biological Tissues With Revolutionary Gel
- Brain Structure Shows Affinity With Numbers
- Past Tells Us About Modern Sea-Level Rise
- more top science stories
Top Medical News
First in-Human Trial of Endoxifen Shows Promise as Breast Cancer Treatment
A Phase I trial of endoxifen, an active metabolite of the cancer drug tamoxifen, indicates that the experimental drug is safe, with early evidence for anti-tumor activity, a study has found. The findings indicate that Z-endoxifen may provide a new ... > full story
Top Technology News
Programming Smart Molecules: Machine-Learning Algorithms Could Make Chemical Reactions Intelligent
Computer scientists have shown that an important class of artificial intelligence (AI) algorithms could be implemented using chemical reactions. In the long term, they say, such theoretical developments could open the door for "smart drugs" that can ... > full story
- Keeping the Lights On: New Way to Predict Cascading Power Outages
- Graphene-Based Nano-Antennas May Enable Networks of Tiny Machines
- Smashing Science: Scientists Discover How Explosives Respond to Shockwaves
- Physicists Provide Answers for Predicted Behavior in Relaxors: Thin Films Studied Used in Electronic Devices
- more top technology stories
Top Environment News
Santa Ana Watershed Study Completed
The Santa Ana River Watershed Basin Study, which addresses water supply and demand projections for the next 50 years and identifies potential climate change impacts to Southern California's Santa Ana River Watershed, has been released. This study is ... > full story
More Science Headlines
Updated 2 hours 30 minutes ago | Next update in 30 minutes
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11 am EST
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Study of Rodent Family Tree Puts Brakes on Commonly Held Understanding of Evolution
December 12, 2013 — Rodents can tell us a lot about the way species evolve after they move into new areas, according to a new and exceptionally broad ... > full story -
Stealth Maneuver Allows Nectar Bats to Target Insect Prey
December 12, 2013 — A nectar-feeding bat that was thought to eat insects in passing has been discovered to target its moving prey with stealth precision, according to new ... > full story -
Dogs; Evolutionary Biology; Veterinary Medicine; Developmental Biology; Genetics; Endangered Plants;
Variety of Genetic Risk Behind Bone Cancer in Dogs
December 12, 2013 — Bone cancer in dogs is affected by a variety of genetic risk factors. Researchers have discussed these variabilities in a new study ... > full story -
Food Additives; Gastrointestinal Problems; Crohn's Disease; Diseases and Conditions; Workplace Health; Pharmacology;
Open Access Article on Biological Effects of the Popular Artificial Sweetener Sucralose
December 12, 2013 — The artificial sweetener sucralose is a biologically active compound according to an extensive ... > full story -
Blood Can Transmit Creutzfeldt-Jakob Disease
December 12, 2013 — Creutzfeldt-Jakob disease (CJD) is a rare but fatal disease in humans. For the first time, the presence of infectivity in the blood of patients affected by sporadic and the new variant of CJD has been established by scientists. Complementary ... > full story
8 am EST
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Diabetes; Hormone Disorders; Personalized Medicine; Construction; Organic Chemistry; Engineering and Construction;
New Study Shows Link Between Perfluorinated Compounds, Diabetes
December 12, 2013 — Perfluorinated compounds are environmental toxins that are found in fire extinguishing foam and water-repellent textiles, among other items. In a new study, a research team has seen links between high levels of perfluorinated compounds in the ... > full story -
Better Protection for Mangroves With Models for Successful Seedling Establishment
December 12, 2013 — Seedlings of mangroves do not have an easy time to get established. Many forces of nature work against their anchorage in the soil. Human intervention in coastal areas and climate change also make life difficult for mangrove ... > full story -
Mobile Computing; Technology; Telecommunications; Robotics Research; Consumer Electronics; Educational Technology;
Controlling PCs and Tablets With Hand Movements
December 12, 2013 — Scientists are working to develop interaction between themselves and mobiles/ iPads -- which does not require touching the display. They have been able to scroll through pages for some time. Now they are working on selecting and moving objects, or ... > full story -
Health Policy; Transportation Issues; Today's Healthcare; Transportation Science; Workplace Health; Public Health;
Report Urges New Innovation to Address Global Traffic Deaths
December 11, 2013 — New report has been developed to address global traffic deaths, and urges new innovation to address the ... > full story -
Insomnia Research; Sleep Disorder Research; Healthy Aging; Diabetes; Staying Healthy; Diseases and Conditions;
Sleep-Deprived Mice Show Connection With Diabetes, Age
December 11, 2013 — For the first time, researchers describe the effect of sleep deprivation on the unfolded protein response in peripheral tissue. Stress in pancreatic cells due to sleep deprivation may contribute to the loss or dysfunction of cells important to ... > full story
5 am EST
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One Protein, Two Personalities: Team Identifies New Mechanism of Cancer Spread
December 11, 2013 — A new finding has identified key steps that trigger the disintegration of cellular regulation that leads to cancer. The discovery -- that a protein called Exo70 has a split personality, with one form keeping cells under tight control and another ... > full story -
Picturing Pain Could Help Unlock Its Mysteries, Improve Treatments
December 11, 2013 — Understanding the science behind pain, from a simple "ouch" to the chronic and excruciating, has been an elusive goal for centuries. But now, researchers are reporting a promising step toward studying pain in action. In a study published, scientists ... > full story -
Toxic Substances in Banana Plants Kill Root Pests
December 11, 2013 — An international team of researchers has discovered that some banana varieties accumulate specific plant toxins in the immediate vicinity of root tissue that has been attacked by the parasitic nematode Radopholus similis. The toxin is stored in ... > full story -
Groundbreaking Discovery in Deadly Childhood Cancer
December 11, 2013 — A new study by Canadian researchers may pave the way for more effective treatment of an aggressive and deadly type of brain tumor, known as ETMR/ETANTR. The tumor, which is seen only in children under four, is almost always fatal, despite aggressive ... > full story -
Bacteria; Foodborne Illness; Infectious Diseases; Extreme Survival; Microbes and More; Biotechnology and Bioengineering;
Choreographed Stages of Salmonella Infection Revealed by Scientists
December 11, 2013 — Scientists have used a new method to map the response of every salmonella gene to conditions in the human body, providing new insight into how the bacteria triggers ... > full story
2 am EST
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Diseases and Conditions; Microbes and More; Cosmetic Surgery; Bacteria; Cosmetics; Today's Healthcare;
Staph Can Lurk Deep Within Nose, Study Finds
December 11, 2013 — Scientists have revealed that formerly overlooked sites deep inside the nose may be reservoirs for Staphylococcus aureus, a major bacterial cause of ... > full story -
Dementia Risk Greatest for Older Native-Americans, African-Americans With Diabetes
December 11, 2013 — In the first study to look at racial and ethnic differences in dementia risk among older adults with Type 2 diabetes, researchers found that dementia was much higher among Native-Americans and African-Americans and lowest among ... > full story -
Pregnancy and Childbirth; Infant's Health; Breastfeeding; Diseases and Conditions; Vitamin D; Women's Health;
Personal Care Products Possible Sources of Potentially Harmful Parabens for Babies
December 11, 2013 — Through lotions, shampoos and other personal care products, infants and toddlers are likely becoming exposed to potentially harmful substances, called parabens, at an even higher level than adult women in the US, researchers have reported. Their ... > full story -
Organic; Weather; Agriculture and Food; Animal Learning and Intelligence; Sustainability; Environmental Issues;
Risk Assessment for Pesticides in EU Unsuitable for Use in Field
December 11, 2013 — The method used to approve pesticides in the EU needs to be revised, according to a recent study. Results show that the level of fungicides measured in surface waters is often much higher than the level predicted by the current calculation model ... > full story -
Evidence Mounts for Endometrial Cancer Tumor Testing to Identify Women With Lynch Syndrome
December 11, 2013 — Next to colorectal cancer, endometrial cancer is the most common form of cancer in women with Lynch syndrome. Mounting evidence suggests routine Lynch syndrome testing be done on every endometrial cancer specimen. Raising awareness of endometrial ... > full story
11 pm EST
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Nutrients in Food Vital to Location of Early Human Settlements
December 10, 2013 — Research has found that early humans were driven by a need for nutrient-rich food to select 'special places' in northern Europe as their main habitat. Evidence of their activity at these sites comes in the form of hundreds of stone tools, including ... > full story -
CPAP for Sleep Apnea Reduces Blood Pressure for Patients With Hypertension
December 10, 2013 — Among patients with obstructive sleep apnea and hypertension that requires 3 or more medications to control, continuous positive airway pressure (CPAP) treatment for 12 weeks resulted in a decrease in 24-hour average and diastolic blood pressure and ... > full story -
Nutritional Information on Oilseed Crop for Use in Pig Diets
December 10, 2013 — Long considered a weed in North America, Camelina sativa is increasingly valued as an oilseed ... > full story -
Patient Education and Counseling; Today's Healthcare; Elder Care; Health Policy; Wounds and Healing; Public Health;
Quick Palliative Care Consultations in Emerg Results in Significantly Shorter Hospital Stays
December 10, 2013 — Medical researchers found that initiating a palliative care consult in the emergency department reduced hospital length of stay when compared to patients who receive the palliative care consult after ... > full story -
New Type of Immune Cell Discovered That Helps Tumors to Grow
December 10, 2013 — A cross-institutional, international team of scientists recently discovered a new, important step of the process that grows new blood vessels, a discovery that could lead to a new way to combat ... > full story
8 pm EST
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Resource Shortage; Agriculture and Food; Food and Agriculture; Food; Social Issues; Environmental Policies;
Scientists Map Food Security, Self-Provision of Major Cities
December 12, 2013 — Wealthy capital cities vary greatly in their dependence on the global food market. The Australian capital Canberra produces the majority of its most common food in its regional hinterland, while Tokyo primarily ensures its food security through ... > full story -
Patient Education and Counseling; Pharmacology; Today's Healthcare; Multiple Sclerosis; Multiple Sclerosis Research; Wounds and Healing;
Suicidality Test Being Brought to Market
December 12, 2013 — A new test should help doctors to decrease the risk of suicidality in patients treated with antidepressants who show certain gene markers. Researchers plan to launch the test immediately as a laboratory developed test. In addition, clinical studies ... > full story -
Herceptin Plus Taxol Highly Effective in Low-Risk Breast Cancer
December 11, 2013 — A remarkable 98.7 percent of certain lower-risk breast cancer patients were cancer free for at least three years after taking a combination of the drugs Herceptin and Taxol, a study has ... > full story -
Cancer 'Avalanche Effect' Refuted
December 11, 2013 — First, the number of chromosomes in a cell changes, then an avalanche of further mutations occur that transform the cell into a cancer cell, according to a well-known - but untested - theory. A research group in Sweden has now shown that the theory ... > full story -
A Penguin's Tale: Diet Linked to Breeding Failure
December 12, 2013 — A study on a Victorian penguin colony has revealed new insight into the link between seabird diet and breeding ... > full story
5 pm EST
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Graphene; Spintronics; Spintronics Research; Materials Science; Electronics; Engineering and Construction;
Novel Bio-Inspired Method to Grow High-Quality Graphene for High-End Electronic Devices
December 12, 2013 — Researchers have successfully developed an innovative one-step method to grow and transfer high-quality graphene on silicon and other stiff substrates, opening up opportunities for graphene to be used in high-value applications that are currently ... > full story -
Environment Drives Genetics in 'Evolution Canyon': Discovery Sheds Light on Climate Change
December 12, 2013 — Researchers studying life from a unique natural environment in Israel discover heat stress seems to influence a species' genetic makeup, a finding that may influence understanding of climate ... > full story -
New Results from Inside the Ozone Hole
December 11, 2013 — Scientists have revealed the inner workings of the ozone hole that forms annually over Antarctica and found that declining chlorine in the stratosphere has not yet caused a recovery of the ozone ... > full story -
Nonconcussion Head Impacts in Contact Sports Linked to Brain Changes and Lower Test Scores
December 11, 2013 — Repeated blows to the head during a season of contact sports may cause changes in the brain's white matter and affect cognitive abilities even if none of the impacts resulted in a ... > full story -
Biotechnology and Bioengineering; Biotechnology; Medical Technology; Nature of Water; Biochemistry; Organic Chemistry;
Liquid to Gel to Bone: Temperature-Sensitive Gelling Scaffolds Made to Regenerate Craniofacial Bone
December 11, 2013 — Bioengineers have developed a hydrogel scaffold for craniofacial bone tissue regeneration that starts as a liquid, solidifies into a gel in the body and liquefies again for ... > full story
2 pm EST
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Sleep Disorders; Sleep Disorder Research; Brain Injury; Dietary Supplements and Minerals; Insomnia Research; Insomnia;
Dietary Amino Acids Improve Sleep Problems in Mice With Traumatic Brain Injury
December 11, 2013 — Scientists have discovered how to fix sleep disturbances in mice with traumatic brain injuries -- a discovery that could lead to help for hundreds of thousands of people who have long-term and debilitating sleep and wakefulness issues after they ... > full story -
Educational Policy; Education and Employment; STEM Education; K-12 Education; Educational Psychology; Literacy;
Differences in Educational Achievement Owe More to Genetics Than Environment, Finds Study of UK Students
December 11, 2013 — The degree to which students' exam scores differ owes more to their genes than to their teachers, schools or family environments, according to new research. The study, which took place in the UK, looked at students' scores for their GCSE's (General ... > full story -
Researchers Show Optimal Framework for Heartbeats
December 11, 2013 — There is an optimal amount of strain that a beating heart can generate and still beat at its usual rate, once per second. Researchers have now shown that this "sweet spot" depends on the stiffness of the collagen framework that the heart's cells ... > full story -
Muscular Head Pumps Give Long-Proboscid Fly Edge
December 11, 2013 — A long-proboscid fly with an extra-long, tongue-like proboscis might seem to take extra-long to feed on a flower, but it actually has an advantage over its counterparts with average sized nectar-sipping mouth parts. It can suck up almost all nectar ... > full story -
Game-Changing Shift Occurring in Cancer Discovery, Treatment
December 11, 2013 — Research advances that have come to fruition over the past year demonstrate extraordinary progress in the fight against cancer, according to a new report. The report stresses, however, that recent budget cuts and years-long flat funding can only ... > full story
Health & Biomedical Sciences
Health & Medicine
Childhood Cancer Survivors Suffer Long-Term Symptoms Linked to Poor Quality of Life
Due to improved treatments and technologies, more children than ever are surviving cancer. Unfortunately, about 70 percent of these children experience late effects from their disease and treatment 30 years after their cancer diagnosis, which ... > full story
- Systems Medicine Paves Way for Improved Treatment for Leukemia Patients
- High Levels of Immune Cells in Breast Tumors May Help ID Patients Who Benefit from Trastuzumab
- Study Examines New Class of Anticoagulants for VTE Prevention, Treatment
- Researchers to Present Results from Breast Cancer Trials
- more stories
Mind & Brain
Mitt Romney's Face Looks Different to Republicans and Democrats
A new study suggests that political bias can influence how people perceive the facial characteristics of a presidential candidate -- even after seeing his face on TV thousands of ... > full story
Living Well
New Approaches in Landscape Monitoring
People who live in rural parts of rural parts of Switzerland perceive their place of residence as a more beautiful and authentic landscape than people who live in peri-urban ... > full story
Biological & Earth Sciences
Plants & Animals
Tumor-Suppressing Genes Could Play Important Role in Obesity, Diabetes, Cancer
The function of two tumor-suppressing genes could play a vital role in helping to control obesity and other diseases such as diabetes, heart disease and ... > full story
Earth & Climate
New Recommendations Promote Nature Conservation in Barents Region
The Barents Protected Area Network project involved an analysis of the current status of, and gaps in, the network of protected areas in the Barents Region in Finland. Based on the project's results, a set of joint recommendations has been drawn up ... > full story
- Chameleons Use Colorful Language to Communicate: Chameleons' Body Regions Are 'Billboards' for Different Types of Information
- Arctic Cyclones More Common Than Previously Thought
- Earth’s Sensitivity to Climate Change Could Be 'Double' Previous Estimates, Say Geologists
- Teens Publish Studies on Pest-Killing Wasps, Berry Fungus
- more stories
Fossils & Ruins
Alpine Glacier, Unchanged for Thousands of Years, Now Melting: New Ice Cores Suggest Alps Have Been Strongly Warming Since 1980s
Less than 20 miles from the site where melting ice exposed the 5,000-year-old body of Ötzi the Iceman, scientists have discovered new and compelling evidence that the Italian Alps are warming at an unprecedented rate. Part of that evidence ... > full story
Physical & Applied Sciences
Space & Time
Fire Vs. Ice: The Science of ISON at Perihelion
After a year of observations, scientists waited with bated breath on Nov. 28, 2013, as Comet ISON made its closest approach to the sun, known as perihelion. Would the comet disintegrate in the fierce heat and gravity of the sun? Or survive intact to ... > full story
- Announcing Project AGORA: Ambitious Comparison of Computer Simulations of Galaxy Evolution
- We're Not Likely to Get Fried Bygamma Ray Burst
- NASA's Juno Spacecraft Hears Amateur Radio Operators Say 'Hi': Message Was First-of-Its-Kind for an Interplanetary Spacecraft
- Astronomers Solve Temperature Mystery of Planetary Atmospheres
- more stories
Matter & Energy
Efficient Removal of Uranium, Other Heavy Metals from Water
A new and efficient method for the removal of uranium and other heavy metals from water has been developed. A Finnish chemicals industry company, has purchased the rights on the invention, and will introduce the method to the commercial markets. ... > full story
Computers & Math
Evolution of 'Third Party Punishment'
The stronger a community's social ties and the longer most people stay within the community, the more likely it is that bystanders will step forward to punish a neighbor for perceived wrongdoing. A psychologist teamed with campus computer ... > full story
- Study Finds That Pediatric Obesity Patients Like Telehealth Services
- New System Allows for High-Accuracy, Through-Wall, 3-D Motion Tracking; Technology Could Revolutionize Gaming, Fall Detection
- Mug Shot Misuse on Internet: How to End Exploitation
- More Powerful Approach to Analyze Melanoma's Genetic Causes
- more stories
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