Did Lucy walk, climb, or both?
Australopithecine ancestors -- arboreal versus terrestrial habitat and locomotion
Song skills aid stroke patients
A hospital is using the power of song to help stroke patients regain and improve their language skills.
Dumb Poisoners: A Year-End Appreciation
About a month ago, I read a story about a Florida woman who'd tried to kill her husband by crushing up some of her Trazadone pills and mixing them into his tuna fish sandwich.
Alcohol: Social Lubricant for 10,000 Years
As people ring in the New Year with dancing and a bit of bubbly, they can consider themselves part of an ancient human tradition.
Studying Seemingly Immortal Lichens, in a Place for the Dead
A mycologist believes lichens may help answer one of science's greatest questions: Is immortality biologically possible?
Pill Could Join Arsenal Against Bedbugs
Volunteers who let their arms be bitten in the name of science. Eastern Virginia Medical School Volunteers who let their arms be bitten in the name of science.
'Dystextia': Muddled texts can signal stroke, doctors say
While anyone who texts has probably sent or received weirdly illegible messages at some point, Harvard researchers point to garbled texts as one possible indicator of neurological problems.
Second impact syndrome: A devastating injury to the young brain
New imaging findings
History's weirdest fad diets
A government minister is the latest to warn people of the dangers of fad diets, but people have been following them for centuries. Why?
Bacterial traces from 3.5 billion years ago are ‘oldest fossils,’ experts say
Scientists analyzing Australian rocks have discovered traces of bacteria that lived a record-breaking 3.49 billion years ago, a mere billion years after Earth formed.
Higgs boson was just a start for Cern’s atom smasher – other mysteries await
When it comes to shutting down the most powerful atom smasher ever built, it's not simply a question of pressing the off switch.
Software detects and extracts text from within video frames, makes it searchable
Text written on signs captured within video frames can now be detected and extracted using software that will make video footage searchable.
Sodium-air battery offers rechargeable advantages compared to Li-air batteries
Replacing a battry's  lithium anode with one made of sodium may offer a path toward making metal-air batteries rechargeable but a relatively high energy density
Scientists discover that for Australia the long-beaked echidna may not be a thing of the past
The western long-beaked echidna, one of the world's five egg-laying species of mammal, became extinct in Australia thousands of years ago…or did it?
Giant planets seen guzzling gas as they grow: Key stage of birth of giant planets seen for first time
Astronomers have seen a key stage in the birth of giant planets for the first time
For those short on time, aerobic, not resistance, exercise is best bet for weight- and fat loss
When it comes to weight- and fat loss, aerobic training is better than resistance training
New Images Show a “Living” Mars
Using elevation data from NASA's Mars Reconnaissance Orbiter, software engineer Kevin Gill was inspired to create a virtual version of the red planet with a difference.
NASA mulls plan to drag asteroid into moon's orbit
Who says NASA has lost interest in the moon? Along with rumours of a hovering lunar base, there are reports that the agency is considering a proposal to capture an asteroid and drag it into the moon's orbit.
Repeated miscarriage: Scientists pinpoint molecular signals that make some women prone to miscarriage
Scientists have identified molecular signals that control whether embryos are accepted by the womb, and that appear to function abnormally in women who have suffered repeated miscarriages.
Cup color influences the taste of hot chocolate
Hot chocolate tastes better in an orange coloured cup
Smile: Gingivitis bacteria manipulate your immune system so they can thrive in your gums
New research published in the Journal of Leukocyte Biology suggests that Porphyromonas gingivalis causes excess IL-10 production, which inhibits the immune cells interferon gamma leading to infection
Carbon in Vesta's craters
Large impacts of asteroids may have transferred carbonaceous material to the protoplanet and the inner solar system
First meteorite linked to Martian crust
After extensive analyses by a team of scientists led by Carl Agee at the University of New Mexico, researchers have identified a new class of Martian meteorite that likely originated from the Mars's crust.
Meteorite Carries Ancient Water from Mars
Rock is among the oldest known from the planet and matches findings from NASA rovers
Immune 'booster' may hit cancer
Vast numbers of cells that can attack cancer and HIV have been grown in the lab, and could potentially be used to fight disease.
How deadly skin cancer spreads into other parts of the body
Scientists have made an important discovery in understanding the process by which a gene contributes to metastasis in melanoma and possibly other cancers
Cloud of atoms goes beyond absolute zero
Temperature depends on the energy landscape
Best evidence yet that dinosaurs used feathers for courtship
Some feathered dinosaurs used tail plumage to attract mates, much like modern-day peacocks and turkeys
That Is Not an Ear Infection
Why are doctors so quick to prescribe antibiotics to your (wailing) toddler?
Geologists theorize early Earth was kept warm by hydrogen-nitrogen collisions
Geologists suggest that early Earth was kept warm enough for life to develop by collisions between hydrogen and nitrogen molecules in the atmosphere
Pesticides and Parkinson's: UCLA researchers uncover further proof of a link
Study suggests potential new target in fight against debilitating disease
Breast milk contains more than 700 species of bacteria, Spanish researchers find
Spanish researchers have traced the bacterial microbiota map in breast milk, which is often the main source of nourishment for newborns.
How prostate cancer therapies compare by cost and effectiveness
Surgery ranks as the most cost-effective type of treatment, according to UCSF-led study
Induction of adult cortical neurogenesis by an antidepressant
Report of production of new neurons in the adult normal cortex in response to fluoxetine
Mussels Inspire Sensitive Tooth Treatment
If you have sensitive teeth, it's usually because the enamel and dentin on the surface is worn away, exposing the tissues -- and nerves.
DUD: The Nightmarish Dangers of Drowsy Driving
As many as a third of all fatal car crashes might involve fatigued drivers
Should the Pill Be Sold Over the Counter?
After the American College of Obstetricians and Gynecologists said recently that birth control pills should be available without a prescription, a new survey shows that in most countries, they are.
Do The Bacteria Behind Cat Scratch Fever Cause Chronic Fatigue?
The bacteria behind cat scratch fever remain cloaked in mystery
Electrical Current Releases Happiness
Neuroscientists released natural opiate-like substances from the brain using a constant low electrical current
Totally blind mice get sight back
Totally blind mice have had their sight restored by injections of light-sensing cells into the eye, UK researchers report.
Profits over your dead body
Health regulatory and advocacy groups are deliberately corrupted.
Near-Earth Asteroid to Travel Between Earth and Satellite
An asteroid spotted by amateur astronomers only after it had skimmed the Earth will come even closer in February, but without posing a threat