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Top, L-R: Josh Cassada, Nicole Aunapu, Andrew Morgan, Jessica Meir. Bottom, L-R: Victor Glover, Christina Hammock, Tyler Hague, Anne McClain.

Meet the 2013 astronaut class that NASA may send to Mars

In a historical first, four of the eight are women

 
Science
Lung-on-a-chip mimics the complicated mechanical and biochemical behaviors of a human lung. 

Could the 'lung on a chip' help end animal testing?

Merck & Co may use an inspired microchip to help test its new asthma drugs

 
Science
The sperm whale can dive for up to an hour.

Why whales can hold their breath for a long time — and you can't

It's not only because they have huge lungs

 
Science
Murderers!

How Prozac turns fish into killers

Trace amounts of the drug can make minnows go bad

 
Science
You didn't build that.

Sorry, you can't patent your genes

The Supreme Court unanimously rules that "separating [a] gene from its surrounding genetic material is not an act of invention"

 
Science
Cheetah

WATCH: Cheetahs will kill you with their agility, not speed

Scientists say the fastest land animal relies more on its reflexes and acceleration to catch prey

 
Science
Anime character

How humans could theoretically look like anime characters in 100,000 years

While living in space colonies and communicating through giant contact lenses

 
Science
The discovery could change our very definition of a galaxy.

What this tiny galaxy can tell us about the universe

Say hi to Segue 2 — the smallest galaxy yet discovered

 
Science
Not so cocky after all…

The mystery of the bird's missing penis

97 percent of avian males don't have a phallus

 
Science
Antarctica without ice

This is what Antarctica looks like without ice

Introducing Bedmap2, a virtual model of the continent's bedrock

 
Science
And — poof — time is gone.

This invisibility cloak creates a hole in time

By speeding up the front of a wavelength and slowing down the other end, scientists can create a little temporal pocket to hide information

 
Science
WATCH: The helicopter controlled entirely by the human brain

WATCH: The helicopter controlled entirely by the human brain

Engineers hope the technology might ultimately help paralyzed people live more independently

 
Science
One cold plate of grass, please. Hold the dew.

Our early human ancestors thought grass was delicious

Yum!

 
Science
Cicada technology could help the Navy improve its at-sea communications.

Why the Navy wants to harness the piercing noise of cicadas

The small bug with the big sound could provide insight into new underwater technology

 
Science
The whiskey of the future?

How to use chemistry to age whiskey in days instead of years

A Cleveland-based start-up is condensing the process to about a week

 
Science
Asteroid 1998 QE2 will get within 3.6 million miles of Earth.

The asteroid flying by Earth has its own baby moon

Meet 1998 QE2

 
Science
A police official squeezes a poppy pod, releasing the milky substance that, when dried, becomes raw opium.

8 drugs that exist in nature

Aspirin comes from willow bark. Heroin is made from poppy buds. And more!

 
Science
The cutting-edge solar-electric propulsion thruster in development at NASA. 

Take a look at NASA's new solar-powered ion propulsion engine

Ain't it pretty?

 
Science
They're still coming. They're just a little late, that's all.

Where is that cicada invasion, anyway?

The 17-year brood II apex is supposed to be upon us. And yet...

 
Science

The horror, the horror.

5 fascinating reasons cockroaches will outlive us all

Virgin births, radiation-resistant DNA, plus the ability to survive decapitation for weeks on end? We don't stand a chance

 
 
 

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