Body

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Prehistoric Human Skull Shows Signs of Inbreeding

A 100,000-year-old skull has a hole that reflects genetic mutations from inbreeding—likely a common behavior for our ancestors

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Science Shows Why You’re Smarter Than a Neanderthal

Neanderthal brains had more capacity devoted to vision and body control, with less left over for social interactions and complex cognition

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What Does the Unbelievably Bad Air Quality in Beijing Do to the Human Body?

The level of soot in Beijing's air is off the charts, leading to higher risks of lung cancer, heart attacks and other health problems

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Video: This Stretchable Battery Could Power the Next Generation of Wearable Gadgets

Durable and rechargeable, the new battery can be stretched to 300 percent of its size and still provide power

High temperatures and high levels of humidity reduce the human body’s ability to do work.

Climate Change is Reducing Our Ability to Get Work Done

Increased temperature and humidity have already limited humankind's overall capacity for physical work—and it will only get worse in the future

The human heart

Growing New Hearts Without Using Embryonic Stem Cells

A different type of stem cell—one used in asexual reproduction—can create new heart muscle tissue without raising ethical questions, new studies show

One of the Cornell team’s prosthetic ears, created from living cartilage cells.

An Artificial Ear Built By a 3D Printer and Living Cartilage Cells

Cornell scientists used computerized scanning, 3D printers and cartilage from cows to create living prosthetic ears

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Study Predicts Political Beliefs With 83 Percent Accuracy

Scans show that liberals and conservatives use different parts of the brain when they take risks, helping to pinpoint the political party a person prefers

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Pick Your Poison: A Diet Mixer Could Make You Get Drunk Faster

The same amount of liquor causes a higher level of intoxication when mixed with diet soda instead of regular soda, a new study finds

Roosevelt Brown (pictured left), a star tackle for the New York Giants from 1953 to 1965, was 6’3” and 255 pounds. Michael Oher, offensive tackle for the Baltimore Ravens, stands at 6’4” and weighs 315 pounds.

Obesity Could Be the True Killer for Football Players

Head injuries have received much deserved attention in the news, but there’s a 350-pound problem that few are discussing

Coming Out of the Closet May Be Good For Your Health

For lesbian, gay and bisexual individuals, a new study suggests that coming out provides a tangible health benefit, both mentally and biologically

A new study suggests that lightning alone—even without the other elements of a thunderstorm—might trigger migraines.

Lightning May Trigger Migraine Headaches

A new study suggests that lightning alone—even without the other elements of a thunderstorm—might trigger migraines

Gold’s been used for thousands of years to treat disease.

Nanoparticles With a Heart of Gold Can Kill Cancer Cells

Gold nanoparticles are multitaskers when it comes to destroying cancer cells, researchers have found

A Lucky Two Percent of People Have a Gene for Stink-Free Armpits

But a new study finds most of them still use deodorant

A new DNA analysis method reveals how ancient skeletons would have looked in the flesh.

Hair and Eye Color Can Now Be Determined for Ancient Human Skeletons

A new method based on DNA forensics can tell us about the appearances of those who lived long ago

Last summer, a study found that long-term cannabis use reduced cognitive skills. A new study seems to say the opposite.

Long-Term Marijuana Use Could Have Zero Effect on IQ

Last summer, a study found that long-term cannabis use reduced cognitive skills. A new study seems to say the opposite

Researchers have developed a breath-based test for bacterial infections, using the same concepts employed in a breathalyzer (above).

A Breathalyzer Test for Bacterial Infections

A new approach to detecting lung infections could be faster and less invasive

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Proven: Pruney Fingers Give You a Better Grip

A new study shows that when our fingers get wrinkly, they're better at gripping wet objects

A new study suggests a link between diet soda and depression, but it’s important to remember the difference between causation and correlation.

Could Diet Soda Cause Clinical Depression?

A new study suggests a link, but it's important to remember the difference between causation and correlation

The levels of radiation astronauts experience over the course of an extended mission in deep space could lead to dementia and Alzheimer’s.

Does Deep Space Travel Cause Alzheimer’s?

A new study indicates that the levels of radiation astronauts would experience over the course of a deep space mission could lead to dementia

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