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Making Memories Last: Prion-Like Protein Plays Key Role in Storing Long-Term Memories
Memories in our brains are
maintained by connections between
neurons called "synapses." But how
do these synapses stay strong and
keep memories alive for decades?
Neuroscientists have discovered a
... > full story
- more on:
Engineered Bacteria Effectively Target Tumors, Enabling Tumor Imaging Potential in Mice
Tumor-targeted bioluminescent
bacteria have been shown for the
first time to provide accurate 3-D
images of tumors in mice, further
advancing the potential for
targeted cancer drug delivery. ... > full story
- more on:
How Viruses Evolve, and in Some Cases, Become Deadly
Researchers have demonstrated how
a new virus evolves, shedding
light on how easy it can be for
diseases to gain dangerous
mutations. ... > full story
- more on:
Life Beyond Earth? Underwater Caves in Bahamas Could Give Clues
Discoveries made in some
underwater caves by researchers in
the Bahamas could provide clues
about how ocean life formed on
Earth millions of years ago, and
perhaps give hints of what types
of marine life could be found on
... > full story
- more on:
Rap Music Powers Rhythmic Action of Medical Sensor
The driving bass rhythm of rap
music can be harnessed to power a
new type of miniature medical
sensor designed to be implanted in
the body. ... > full story
- more on:
Following Genetic Footprints out of Africa: First Modern Humans Settled in Arabia
A new study, using genetic
analysis to look for clues about
human migration over sixty
thousand years ago, suggests that
the first modern humans settled in
Arabia on their way from the Horn
of Africa to the rest of the
... > full story
- more on:
Graphene: Supermaterial Goes Superpermeable
Wonder material graphene has
revealed another of its
extraordinary properties
Scientists have now found that it
is superpermeable with respect to
water. Graphene is one of the
wonders of the science world, with
the potential to create foldaway
... > full story
- more on:
Unprecedented, Human-Made Trends in Ocean's Acidity
Recent carbon dioxide emissions
have pushed the level of seawater
acidity far above the range of the
natural variability that existed
for thousands of years, affecting
the calcification rates of
shell-forming organism. ... > full story
- more on:
Ecologists Capture First Deep-Sea Fish Noises
Fish biologists conducted one of
the first studies of deep-sea fish
sounds in more than 50 years,
2,237 feet under the Atlantic.
With recording technology more
affordable, fish sounds can be
studied to test the idea that fish
communicate with sound, especially
... > full story
- more on:
NASA's Kepler Announces 11 New Planetary Systems Hosting 26 Planets
NASA's Kepler mission has
discovered 11 new planetary
systems hosting 26 confirmed
planets. These discoveries nearly
double the number of verified
Kepler planets and triple the
number of stars known to have more
... > full story
- more on:
Roll over headlines to view top news summaries:
- Prion-Like Protein Role in Long-Term Memories
- Engineered Bacteria Effectively Target Tumors
- How Viruses Evolve and Become Deadly
- Life Beyond Earth? Underwater Cave Clues
- Rap Music Powers Medical Sensor
- Out of Africa, Modern Humans Settled in Arabia
- Graphene: Supermaterial Goes Superpermeable
- Unprecedented Trends in Ocean's Acidity
- Ecologists Capture First Deep-Sea Fish Noises
- 11 New Planetary Systems Hosting 26 Planets
- more top science stories
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Top Medical News
Silk Microneedles Deliver Controlled-Release Drugs Painlessly
Bioengineers have developed a silk-based microneedle system able to deliver precise amounts of drugs over time and without refrigeration. Because they are made under normal temperature and pressure and from water, they can be loaded with sensitive ... > full story
Top Technology News
Scorpions Inspire Scientists in Making Tougher Surfaces for Machinery
Taking inspiration from the yellow fattail scorpion, which uses a bionic shield to protect itself against scratches from desert sandstorms, scientists have developed a new way to protect the moving parts of machinery from wear and ... > full story
Top Environment News
Rotational Motion of Cells Plays a Critical Role in Their Normal Development, Researchers Find
Researchers have discovered a rotational motion that plays a critical role in the ability of breast cells to form the spherical structures in the mammary gland known as acini. This rotation, called "CAMo," for coherent angular motion, is necessary ... > full story
More Science Headlines
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8 pm EST
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How Cholera Bacterium Gains a Foothold in the Gut
January 27, 2012 — Biologists have made an important advance in our understanding of the way cholera attacks the body. The discovery could help scientists target treatments for the globally significant intestinal disease which kills more than 100,000 people every ... > full story -
Mars-Bound Instrument Detects Solar Burst's Effects: RAD Measures Radiation from Solar Storm
January 27, 2012 — The largest solar particle event since 2005 hit Earth, Mars and the Mars Science Laboratory spacecraft traveling in-between, allowing the onboard Radiation Assessment Detector to measure the radiation a human astronaut could be exposed to en route ... > full story -
Grape Seed Extract Kills Head and Neck Cancer Cells, Leaves Healthy Cells Unharmed
January 27, 2012 — In both cell lines and mouse models, grape seed extract kills head and neck squamous cell carcinoma cells, while leaving healthy cells unharmed, new research ... > full story -
New Ideas Sharpen Focus for Greener Aircraft
January 27, 2012 — Leaner, greener flying machines for the year 2025 are on the drawing boards of three industry teams under contract to the NASA Aeronautics Research Mission Directorate's Environmentally Responsible Aviation ... > full story -
Mental Health Research; Mental Health; Depression; Today's Healthcare; Diseases and Conditions; Workplace Health;
Mind Over Matter: Patients' Perceptions of Illness Make a Difference
January 27, 2012 — Whenever we fall ill, there are many different factors that come together to influence the course of our illness. Additional medical conditions, stress levels, and social support all have an impact on our health and well-being, especially when we ... > full story
5 pm EST
-
Pharmacology; Lung Cancer; Personalized Medicine; Diseases and Conditions; HIV and AIDS; Controlled Substances;
New Drug Release Mechanism Utilizes 3-D Superhydrophobic Materials
January 27, 2012 — There is a new mechanism of drug release using 3-D superhydrophobic materials that utilizes air as a removable barrier to control the rate at which drug is ... > full story -
Oil Spills; Petroleum; Energy Issues; Energy and the Environment; Environmental Policies; Environmental Issues;
Can the Economy Bear What Oil Prices Have in Store?
January 27, 2012 — The economic pain of a flattening oil supply will trump the environment as a reason to curb the use of fossil fuels, say ... > full story -
Research on Vitamins Could Lead to the Design of Novel Drugs to Combat Malaria
January 27, 2012 — New research could lead to the design of more effective drugs to combat malaria. The research will enable scientists to learn more about the nature of the enzymes required for vitamin biosynthesis by the malaria causing pathogen Plasmodium. Vitamins ... > full story -
Making Better Electronic Memory
January 27, 2012 — A rare combination of electric and magnetic properties in a now readily producible material could improve electronic memory ... > full story -
Body Location Plays Part in Scratching Pleasure
January 27, 2012 — New research from a world-renowned itch expert shows that how good scratching an itch feels is related to the itch’s ... > full story
2 pm EST
-
Scientists Illuminate Cancer Cells' Survival Strategy During Dangerous Dissemination
January 27, 2012 — Scientists have discovered key elements of a strategy commonly used by tumor cells to survive when they spread to distant organs. The finding could lead to drugs that could inhibit this metastasis in patients with ... > full story -
Detecting Detrimental Change in Coral Reefs
January 27, 2012 — Over dinner on R.V. Calypso while anchored on the lee side of Glover's Reef in Belize, Jacques Cousteau told Phil Dustan that he suspected humans were having a negative impact on coral reefs. Dustan -- a young ocean ecologist who had worked in the ... > full story -
Generation X: How Young Adults Deal With Influenza
January 27, 2012 — Only about one in five young adults in their late 30s received a flu shot during the 2009-2010 swine flu epidemic, according to a report that details the behavior and attitudes of Generation ... > full story -
Improved Ergonomics for Wheelchair Users: Anatomically Designed Seat Developed for Wheelchairs Encourages User Movement
January 27, 2012 — Engineers have succeeded in developing an ergonomic seat for electric wheelchairs which encourages the user to move around frequently. The aim is to enhance the freedom of movement of wheelchair users with a range of ... > full story -
Disorders and Syndromes; Psychiatry; Autism; Healthy Aging; Mental Health Research; Children's Health;
Family History of Psychiatric Disorders Shapes Intellectual Interests, Study Suggests
January 27, 2012 — A family history of psychiatric conditions such as autism and depression could influence the subjects a person finds engaging, new research suggests. Although preliminary, the findings provide a new look at the oft-studied link between psychiatric ... > full story
11 am EST
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Scientists Link Evolved, Mutated Gene Module to Syndromic Autism
January 27, 2012 — Medical researchers reports that newly discovered mutations in an evolved assembly of genes cause Joubert syndrome, a form of syndromic ... > full story -
Leukemia Cells Are 'Bad to the Bone', Research Finds
January 27, 2012 — Researchers have discovered new links between leukemia cells and cells involved in bone formation, offering a fresh perspective on how the blood cancer progresses and raising the possibility that therapies for bone disorders could help in the ... > full story -
Newer Radiation Therapy Technology Improves Patients' Quality of Life, Research Finds
January 27, 2012 — Patients with head and neck cancers who have been treated with newer, more sophisticated radiation therapy technology enjoy a better quality of life than those treated with older radiation therapy equipment, a study has ... > full story -
Weapons Technology; Nuclear Energy; Energy and the Environment; Renewable Energy; Pollution; Alternative Fuels;
How Seawater Could Corrode Nuclear Fuel
January 27, 2012 — Japan used seawater to cool nuclear fuel at the stricken Fukushima-Daiichi nuclear plant after the tsunami in March 2011 -- and that was probably the best action to take at the time, say experts. But researchers have since discovered a new way in ... > full story -
How to Break Murphy's Law
January 27, 2012 — Murphy's Law is a useful scapegoat for human error: "If something can go wrong, it will." But, a new study hopes to put paid to this unscientific excuse for errors by showing that the introduction of verification and checking procedures can improve ... > full story
8 am EST
-
Silk Microneedles Deliver Controlled-Release Drugs Painlessly
January 27, 2012 — Bioengineers have developed a silk-based microneedle system able to deliver precise amounts of drugs over time and without refrigeration. Because they are made under normal temperature and pressure and from water, they can be loaded with sensitive ... > full story -
Overgrazed Grasslands Tied to Locust Outbreaks
January 27, 2012 — Scientists have shown that insect nutrition and agricultural land management practices may partially explain modern day locust ... > full story -
Heart Disease; Medical Imaging; Today's Healthcare; Stroke Prevention; Diseases and Conditions; Cholesterol;
MRI Scan 'Better' for Heart Patients
January 27, 2012 — A magnetic resonance imaging scan for coronary heart disease is better than the most commonly-used alternative, a major UK trial of heart disease patients has ... > full story -
Barley Adapts to Climate Change
January 27, 2012 — The upsurge in droughts is one of the main consequences of climate change, and affects crops in particular. However, a biologist has confirmed that in the case of barley at least, climate change itself is providing it with a self-defense mechanisms ... > full story -
New Method of Infant Pain Assessment
January 27, 2012 — Recently, the accuracy of current methods of pain assessment in babies have been called into question. New research measures brain activity in infants to better understand their pain ... > full story
5 am EST
-
How Work Tells Muscles to Grow
January 27, 2012 — We take it for granted, but the fact that our muscles grow when we work them makes them rather unique. Now, researchers have identified a key ingredient needed for that bulking up to take place. A factor produced in working muscle fibers apparently ... > full story -
For the Birds: Winged Predators Seek Certain Trees When Foraging for Caterpillars
January 27, 2012 — Location matters for birds on the hunt for caterpillars, according to researchers. Findings suggest that chickadees and others zero in on the type of tree as much as the characteristics of their wriggly ... > full story -
No More Free Rides for 'Piggy-Backing' Viruses
January 27, 2012 — Scientists have determined the structure of the enzyme endomannosidase, significantly advancing our understanding of how a group of devastating human viruses including HIV and Hepatitis C hijack human enzymes to reproduce and cause ... > full story -
Cumulative Impact of Mountaintop Mining Documented
January 27, 2012 — Increased salinity and concentrations of trace elements in one West Virginia watershed have been tied directly to multiple surface coal mines upstream by a detailed new survey of stream chemistry. Researchers who conducted the study said it provides ... > full story -
Children's Health; Child Psychology; Child Development; Diet and Weight Loss; Educational Psychology; Obesity;
School Obesity Programs May Promote Worrisome Eating Behaviors and Physical Activity in Kids
January 27, 2012 — A new report examines the possible association between school-based childhood obesity prevention programs and an increase in eating disorders among young children and adolescents. In a new poll, 30% of parents report at least one worrisome behavior ... > full story
2 am EST
-
Obesity and Pain Linked, Study of One Million Americans Shows
January 27, 2012 — A clear association between obesity and pain -- with higher rates of pain identified in the heaviest individuals -- was found in a study of more than one million ... > full story -
Durable NASA Rover Beginning Ninth Year of Mars Work
January 27, 2012 — Eight years after landing on Mars for what was planned as a three-month mission, NASA's enduring Mars Exploration Rover Opportunity is working on what essentially became a new mission five months ... > full story -
Transcriptional Elongation Control Takes on New Dimensions as Researchers Find Gene Class-Specific Elongation Factors
January 27, 2012 — Life is complicated enough, so you can forgive the pioneers of DNA biology for glossing over transcriptional elongation control by RNA polymerase II, the quick and seemingly bulletproof penultimate step in the process that copies the information ... > full story -
Sensor Sensibility: Better Protection for Concrete Coastal Structures
January 27, 2012 — Innovative sensors have been developed that will dramatically improve the ability to spot early warning signs of corrosion in concrete. More resilient and much longer lasting than traditional corrosion sensors they will make monitoring the safety of ... > full story -
Back and Neck Pain; Brain Tumor; Workplace Health; Accident and Trauma; Health Policy; Today's Healthcare;
Shoulder Pain from Using Your iPad? Don't Use It on Your Lap
January 27, 2012 — The sudden popularity of tablet computers such as the Apple iPad has not allowed for the development of guidelines to optimize users' comfort and well-being. Researchers now report that head and neck posture during tablet computer use can be ... > full story
11 pm EST
-
Appetite Accomplice: Ghrelin Receptor Alters Dopamine Signaling
January 26, 2012 — New research reveals a fascinating and unexpected molecular partnership within the brain neurons that regulate appetite. The study resolves a paradox regarding a receptor without its hormone and may lead to more specific therapeutic interventions ... > full story -
Scientists Map One of Life's Molecular Mysteries: Visualisation of the Molecular Gateway Across and Into Cellular Membranes
January 26, 2012 — All living organisms are made up of cells, behind these intricate life forms lie complex cellular processes that allow our bodies to function. Researchers working on protein secretion -- a fundamental process in biology -- have revealed how protein ... > full story -
Brachytherapy Reduced Death Rates in High-Risk Prostate Cancer Patients, Analysis Finds
January 26, 2012 — A population-based analysis looking at almost 13,000 cases revealed that men who received brachytherapy alone or in combination with external beam radiation therapy had significantly reduced mortality ... > full story -
Grafted Watermelon Plants Take in More Pesticides
January 26, 2012 — The widely used farm practice of grafting watermelon and other melon plants onto squash or pumpkin rootstocks results in larger amounts of certain pesticides in the melon fruit, scientists are reporting in a new study. Although only low amounts of ... > full story -
Conflict; Gender Difference; Borderline Personality Disorder; Racial Issues; Spirituality; Educational Psychology;
Does the Military Make the Man or Does the Man Make the Military?
January 26, 2012 — "Be all you can be," the Army tells potential recruits. The military promises personal reinvention. But does it deliver? A new study finds that personality does change a little after military service -- German conscripts come out of the military ... > full story
Health & Biomedical Sciences
Health & Medicine
Body Location Plays Part in Scratching Pleasure
New research from a world-renowned itch expert shows that how good scratching an itch feels is related to the itch’s ... > full story
Mind & Brain
Family History of Psychiatric Disorders Shapes Intellectual Interests, Study Suggests
A family history of psychiatric conditions such as autism and depression could influence the subjects a person finds engaging, new research suggests. Although preliminary, the findings provide a new look at the oft-studied link between psychiatric ... > full story
Living Well
School Obesity Programs May Promote Worrisome Eating Behaviors and Physical Activity in Kids
A new report examines the possible association between school-based childhood obesity prevention programs and an increase in eating disorders among young children and adolescents. In a new poll, 30% of parents report at least one worrisome behavior ... > full story
Biological & Earth Sciences
Plants & Animals
Research on Vitamins Could Lead to the Design of Novel Drugs to Combat Malaria
New research could lead to the design of more effective drugs to combat malaria. The research will enable scientists to learn more about the nature of the enzymes required for vitamin biosynthesis by the malaria causing pathogen Plasmodium. Vitamins ... > full story
- For the Birds: Winged Predators Seek Certain Trees When Foraging for Caterpillars
- No More Free Rides for 'Piggy-Backing' Viruses
- Transcriptional Elongation Control Takes on New Dimensions as Researchers Find Gene Class-Specific Elongation Factors
- Scientists Map One of Life's Molecular Mysteries: Visualisation of the Molecular Gateway Across and Into Cellular Membranes
- more stories
Earth & Climate
Detecting Detrimental Change in Coral Reefs
Over dinner on R.V. Calypso while anchored on the lee side of Glover's Reef in Belize, Jacques Cousteau told Phil Dustan that he suspected humans were having a negative impact on coral reefs. Dustan -- a young ocean ecologist who had worked in the ... > full story
Fossils & Ruins
Dawn of Social Networks: Ancestors May Have Formed Ties With Both Kin and Non-Kin Based on Shared Attributes
Ancient humans may not have had the luxury of updating their Facebook status, but social networks were nevertheless an essential component of their lives, a new study suggests. The study's findings describe elements of social network structures that ... > full story
Physical & Applied Sciences
Space & Time
Durable NASA Rover Beginning Ninth Year of Mars Work
Eight years after landing on Mars for what was planned as a three-month mission, NASA's enduring Mars Exploration Rover Opportunity is working on what essentially became a new mission five months ... > full story
Matter & Energy
New Drug Release Mechanism Utilizes 3-D Superhydrophobic Materials
There is a new mechanism of drug release using 3-D superhydrophobic materials that utilizes air as a removable barrier to control the rate at which drug is ... > full story
Computers & Math
Optimal Basketball Shooting Rate Proposed Based on Mathematical Model
NBA players may be too conservative with their shots, according to a comparison with a theoretical model describing shot ... > full story
- Adolescents With Autism Spend Free Time Using Solitary, Screen-Based Media
- Speed Limit on the Quantum Highway: Physicists Measure Propagation Velocity of Quantum Signals in a Many-Body System
- Supercomputers Take a Cue from Microwave Ovens: Co-Design May Be the Answer to Modeling Clouds and Other Big Problems
- New Tool Enhances View of Muscles
- more stories
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