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Complete Neanderthal Mitochondrial Genome Sequenced From 38,000-year-old Bone
The complete mitochondrial genome
of a 38,000-year-old Neanderthal
has been sequenced. The findings
open a window into the
Neanderthals' past and helps
... > full story
- more on:
Solar System Is Pretty Special, According To New Computer Simulation
Prevailing theoretical models
attempting to explain the
formation of the solar system have
assumed it to be average. Now a
new study by Northwestern
University astronomers -- the
... > full story
- more on:
Gene For Sexual Switching In Melons Provides Clues To Evolution Of Sex
A newly discovered function for a
hormone in melons suggests it
plays a role in how sexual systems
evolve in plants. The finding
offers new insights into the
molecular basis for sex
... > full story
- more on:
Researchers Halt Spread Of HIV With RNAi In Animal Model
Using a novel method to deliver
small molecules called siRNAs into
T cells, researchers dramatically
suppressed HIV in the first-ever
animal model that mirrors
progression of the disease in
... > full story
- more on:
Climate Change: When It Rains It Really Pours
Climate models have long predicted
that global warming will increase
the intensity of "extreme"
precipitation events. A new study
provides the first observational
evidence to confirm the link
between a warmer climate and more
... > full story
- more on:
Perfectly Proportioned Legs Keep Water Striders Striding
The amazing water strider -- known
for its ability to walk on water
-- came within just a hair of
sinking into evolutionary
oblivion. Scientists are reporting
that the insect's long, flexible
legs have an optimal length that
... > full story
- more on:
Is There Life On Jupiter's Moon Europa? Finding Signs Of Current Geological Activity On A Frozen World
With average temperatures of minus
260 degrees Fahrenheit, an almost
nonexistent atmosphere and a
complex web of cracks in a layer
of ice encompassing the entire
... > full story
- more on:
Spices May Protect Against Consequences Of High Blood Sugar
Herbs and spices are rich in
antioxidants, and a new study
suggests they are also potent
inhibitors of tissue damage and
inflammation caused by high levels
of blood sugar. ... > full story
- more on:
Clumps And Streams Of Dark Matter May Lie In Inner Regions Of Milky Way
Using one of the most powerful
supercomputers in the world to
simulate the halo of dark matter
that envelopes our galaxy,
researchers found dense clumps and
streams of the mysterious stuff
... > full story
- more on:
Stretchable Silicon Camera Next Step To Artificial Retina
Digital cameras have transformed
the world of photography. Now new
technology inspired by the human
eye could push the photographic
image farther forward by producing
improved images with a wider field
... > full story
- more on:
Roll over headlines to view top news summaries:
- Neanderthal Mitochondrial Genome Sequenced
- Solar System Is Pretty Special, Computer Shows
- Melon Genes Elucidate Evolution Of Sex
- AIDS Breakthrough? HIV Halted With RNAi In Mice
- Climate Change: When It Rains It Really Pours
- Perfect Legs Keep Water Striders Striding
- Is There Life On Jupiter's Moon Europa?
- Spices May Protect Against High Blood Sugar
- Clumps And Streams Of Dark Matter In Milky Way?
- Silicon Camera Next Step To Artificial Retina
More Science Headlines
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2 pm EDT Edition
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2 pm EDT
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Embryonic-like Stem Cells Can Be Created Without Cancer-causing Gene
August 8, 2008 — Embryonic-like stem cells can be efficiently generated using a natural signaling molecule instead of the virally delivered cancer-causing gene c-Myc. The results represent progress in overcoming ... > full story -
Beijing Olympics Air Pollution Control Efforts Being Assessed
August 8, 2008 — Flying downwind from Chinese mainland, unmanned aerial vehicles will measure emissions of soot and other forms of black carbon during China's "great ... > full story -
Tumor Suppressor Inhibits Cell Growth
August 8, 2008 — Researchers have described the mechanism by which p53 regulates cells and protects them against DNA damage that might lead to cancer. The study shows that two p53 target genes -- called Sestrin1 and ... > full story -
Physicist's Quantum-'Uncollapse' Hypothesis Verified
August 8, 2008 — In 2006, two physics and astronomy professors spelled out how to exploit a quantum quirk to accomplish a feat long thought impossible, and now a research team has tested the theory, proving it ... > full story -
Healthy Diet Study Will Take Place Entirely In Virtual World Of Second Life
August 8, 2008 — The University of Houston department of health and human performance is launching an international effort to recruit 500 participants for a study promoting healthy dietary habits and physical ... > full story
11 am EDT
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New Implant Device Remotely Monitors Heart Failure Patients
August 8, 2008 — Chest pain and shortness of breath are common symptoms that send tens of thousands of heart failure (HF) patients into US hospitals each month. Cardiologists may now be able to curb such visits for ... > full story -
Hot Peppers Really Do Bring The Heat
August 8, 2008 — Researchers have found that capsaicin, the active chemical in chili peppers, can induce thermogenesis, the process by which cells convert energy into ... > full story -
Kidney Disease
Today's Healthcare
Cholesterol
Multiple Sclerosis Research
Diseases and Conditions
Birth DefectsHormone Level May Reflect Mortality Risk Among Dialysis Patients
August 8, 2008 — A new study suggests that monitoring levels of a hormone called fibroblast growth factor 23 may provide information crucial to the treatment of patients with kidney ... > full story -
Fuel From Bacteria Is One Step Closer
August 8, 2008 — Scientists have shown how bacteria could be used as a future fuel. The research, published in the journal Bioinformatics, could have significant implications for the environment and the way we ... > full story -
Erectile Dysfunction
Sexual Health
Diseases and Conditions
Cosmetic Surgery
Workplace Health
Health PolicyNo-nose Bicycle Saddles Improve Penile Sensation And Erectile Function In Bicycling Police Officers
August 8, 2008 — A new study examines if no-nose bike seats would be effective in alleviating the harm caused by using a traditional ... > full story
8 am EDT
-
Connections Between Genetics, Brain Activity And Preference Discovered
August 8, 2008 — Researchers have used brain imaging, genetics and experimental psychology techniques to identify a connection between brain reward circuitry, a behavioral measurement of preference and a gene variant ... > full story -
Hidden Properties Of Ultracold Atomic Gases Revealed
August 8, 2008 — Physicists have demonstrated a powerful new technique that reveals hidden properties of ultracold atomic gases. To develop the new technique, the scientists borrowed an idea used for nearly a century ... > full story -
Gastrointestinal Bleeding After Stroke May Increase Risk Of Death
August 8, 2008 — People who have gastrointestinal bleeding after a stroke are more likely to die or become severely disabled than stroke sufferers with no GI bleeding, according to a new ... > full story -
Monitoring Against Another Pompeii
August 8, 2008 — A WiMAX-based connection to the Internet will enable real-time monitoring of potentially dangerous active volcanoes. For effective monitoring of volcanic activity, scientists want to know what is ... > full story -
I Can, Automatically, Become Just Like You
August 8, 2008 — No one likes to be excluded from a group: exclusion can decrease mood, reduce self-esteem and feelings of belonging, and even ultimately lead to negative behavior (e.g., the shootings at Virginia ... > full story
5 am EDT
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Comprehensive Treatment Of Extensively Drug-resistant TB Works, Study Finds
August 8, 2008 — XDR-TB has been reported in 49 countries throughout the world. This study shows that a comprehensive, ambulatory management program can cure more than 60 percent of HIV-negative XDR-TB patients in ... > full story -
Hubble Instruments Slated for On-Orbit 'Surgery'
August 8, 2008 — When astronauts visit the Hubble Space Telescope in October 2008 for its final servicing mission, they will be facing a task that has no precedence – performing on-orbit 'surgery' on two ailing ... > full story -
Periodontal Disease Independently Predicts New Onset Diabetes
August 8, 2008 — Periodontal disease may be an independent predictor of incident type 2 diabetes, according to a new study. While diabetes has long been believed to be a risk factor for periodontal infections, this ... > full story -
Quantum Physics: Disentangling Strange Behavior Of Qubits
August 8, 2008 — Current technology enables the building of electrical circuits similar to those we use at home but reduced thousands of times in size to a micrometric scale of thousandths of a millimeter. When these ... > full story -
The Schiavo Case: Are Mass Media To Blame?
August 8, 2008 — In 1990, Theresa Schiavo, an American citizen, had a cardiac arrest that caused irreversible brain damage which led to a persistent vegetative state diagnosis. A few years later, this diagnosis ... > full story
2 am EDT
-
Inherited Form Of Hearing Loss Stems From Gene Mutation
August 8, 2008 — Researchers have pinpointed a gene mutation that accounts for a previously unidentified form of hearing loss. Scientists found the same mutation in two unrelated families, indicating the mutation may ... > full story -
Vine Invasion? Ecologists Look At Coexistence Of Trees And Lianas
August 8, 2008 — Ecologist are studying how woody vines, or lianas, are affecting tropical forests and atmospheric carbon dioxide levels. Through a comprehensive community-level study on liana-tree interactions in ... > full story -
Blocking HIV Multiplication: Structure Elucidation Of 'Kissing Complex'
August 8, 2008 — Scientists have used innovative techniques to elucidate the specific recognition mechanisms between AIDS virus RNA and a synthetic RNA. These results should provide a basis for the development of new ... > full story -
Norwegian Wood: Putting Wood Chips In The Fuel Tank
August 8, 2008 — While the Norwegian company "Norske Skog" is struggling with unprofitable paper production and trees are rotting from the roots up, the world is researching alternatives to petrol. Scientists believe ... > full story -
Psychiatry
Teen Health
Accident and Trauma
Disorders and Syndromes
Bipolar Disorder
Mental Health ResearchPost-partum Suicide Attempt Risks Studied
August 8, 2008 — Although maternal suicide after giving birth is a relatively rare occurrence, suicide attempts often have long-lasting effects on the family and the infant. Researchers compared two populations of ... > full story
11 pm EDT
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Medicinal Marijuana Effective For Neuropathic Pain In HIV, Study Finds
August 7, 2008 — In a double-blind, placebo-controlled clinical trial to assess the impact of smoked medical cannabis, or marijuana, on the neuropathic pain associated with HIV, researchers have found that reported ... > full story -
Drivers Of Tropical Deforestation Are Changing, Say Scientists
August 7, 2008 — A shift from poverty-driven to industry-driven deforestation threatens the world's tropical forests but offers new opportunities for conservation, according to a new ... > full story -
Treatment Outcomes Highlight Dangers Of Extensively Drug-resistant Tuberculosis
August 7, 2008 — In a retrospective study of 174 tuberculosis patients, patients with extensively-drug-resistant tuberculosis were almost eight times as likely to die as patients with multi-drug resistant ... > full story -
New Decision Model Seeks To Avert Flu Vaccine Mismatch Of 2007-2008 Season
August 7, 2008 — To avoid producing vaccines that treat the wrong strains during flu season, the FDA should consider deferring some of its selections as well as other changes to the vaccine composition, according to ... > full story -
Jeers Of Peers May Affect Adolescent Adjustment
August 7, 2008 — A researcher suggests that the struggles of adolescence can be particularly painful for children who also struggle with ... > full story
8 pm EDT
-
How Chemo Kills Tumors: Research To Reduce Side Effects
August 7, 2008 — Researchers are investigating exactly how chemotherapy drugs kill cancerous tumors in a bid to reduce side effects and test the effectiveness of safer new ... > full story -
Whom Do We Fear Or Trust?
August 7, 2008 — Princeton psychology researchers have developed a computer program that allows scientists to analyze better than ever before what it is about certain human faces that makes them look either ... > full story -
HIV Expert Says 1 Step Down, 2 More To Go In Quest To Cure AIDS
August 7, 2008 — A Johns Hopkins expert in HIV and how the AIDS virus hides in the body says antiretroviral drugs have stopped HIV from replicating, the first of three key steps needed to rid people of the ... > full story -
Acid Rain Reduces Methane Emissions From Rice Paddies
August 7, 2008 — Acid rain from atmospheric pollution can reduce methane emissions from rice paddies by up to 24 per cent according to new research. This is potentially a beneficial side effect of the high pollution ... > full story -
Fossil And Molecular Evidence Reveals The History Of Major Marine Biodiversity Hotspots
August 7, 2008 — Experts have described three major marine biodiversity hotspots in the last 50 million years, from the oldest, peaked in southwest Europe and northwest Africa, to the modern Indo-Australian ... > full story
5 pm EDT
-
Researchers Unveil Vital Key To Cancer
August 7, 2008 — University of Manchester scientists have uncovered the 3-D structure of Mps1 -- a protein that regulates the number of chromosomes during cell division and thus has an essential role in the ... > full story -
Entomologists Use 'Love Potion' To Detect Hidden Cerambycid Beetles
August 7, 2008 — Pest cerambycids can cause severe damage to standing trees, logs and lumber. How then might they be promptly detected and their numbers swiftly controlled? The new discovery of inexpensive blends of ... > full story -
When Neurons Fire Up: Study Sheds Light On Rhythms Of The Brain
August 7, 2008 — Neuroscientists have modeled the random synchronization of neuron activation. The findings expand scientists' understanding of brain rhythms, both reoccurring and random, and shed light on the ... > full story -
Next-generation Computer Antivirus System Developed
August 7, 2008 — Antivirus software on your personal computer could become a thing of the past thanks to a new "cloud computing" approach to malicious software ... > full story -
Infant's Health
Child Development
Child Psychology
Down's Syndrome
Children's Health
Pregnancy and ChildbirthChild Development: Lack Of Time On Tummy Shown To Hinder Achievement
August 7, 2008 — The American Physical Therapy Association is urging parents and caregivers to ensure that babies get enough "tummy time" throughout the day while they are awake and supervised, in light of a recent ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
New Implant Device Remotely Monitors Heart Failure Patients
Chest pain and shortness of breath are common symptoms that send tens of thousands of heart failure (HF) patients into US hospitals each month. Cardiologists may now be able to curb such visits for ... > full story
Mind & Brain
Gastrointestinal Bleeding After Stroke May Increase Risk Of Death
People who have gastrointestinal bleeding after a stroke are more likely to die or become severely disabled than stroke sufferers with no GI bleeding, according to a new ... > full story
Living Well
Connections Between Genetics, Brain Activity And Preference Discovered
Researchers have used brain imaging, genetics and experimental psychology techniques to identify a connection between brain reward circuitry, a behavioral measurement of preference and a gene variant ... > full story
Biological & Earth Sciences
Plants & Animals
Hot Peppers Really Do Bring The Heat
Researchers have found that capsaicin, the active chemical in chili peppers, can induce thermogenesis, the process by which cells convert energy into ... > full story
Earth & Climate
Fuel From Bacteria Is One Step Closer
Scientists have shown how bacteria could be used as a future fuel. The research, published in the journal Bioinformatics, could have significant implications for the environment and the way we ... > full story
Fossils & Ruins
Rock Art Marks Transformations In Traditional Peruvian Societies
Peru is one of the Latin American countries, like Argentina and Brazil, where rock art is thought to have developed throughout a period stretching from 10,000 BC to 1500 AD. The wealth and diversity ... > full story
Physical & Applied Sciences
Space & Time
Hubble Instruments Slated for On-Orbit 'Surgery'
When astronauts visit the Hubble Space Telescope in October 2008 for its final servicing mission, they will be facing a task that has no precedence – performing on-orbit 'surgery' on two ailing ... > full story
Matter & Energy
No-nose Bicycle Saddles Improve Penile Sensation And Erectile Function In Bicycling Police Officers
A new study examines if no-nose bike seats would be effective in alleviating the harm caused by using a traditional ... > full story
Computers & Math
Monitoring Against Another Pompeii
A WiMAX-based connection to the Internet will enable real-time monitoring of potentially dangerous active volcanoes. For effective monitoring of volcanic activity, scientists want to know what is ... > full story
