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The spiky space balls are nicknamed "hedgehogs," though they'll act more like acrobats, leaping and tumbling across the surface of moons and asteroids.

In part, we’re really just going back to our caveman roots.

Some science and tech. More movies and celebs.

The best of what's new in cameras, sound, gaming and more

The leading causes of violence-related deaths, for everyone in the United States.

A new genetic analysis shows how bats avoid disease and live exceptionally long lives--information researchers could use to design drugs for people.

A new study finds that kids really do like other kids who are nice.

PopSci predicts the top news stories of the next year.

Maybe you've heard that volcanic eruptions can affect climate, but new evidence suggests it happens the other way around, too.

From seven minutes of terror to Bradbury Landing to cookie dough, NASA's Mars rovers had a big year.

Ah, motion sickness. The bane of holiday travelers everywhere. Here's the science of it--and tips on how to beat it.

While many call for tighter firearm restrictions in the wake of the Sandy Hook tragedy, the Wiki Weapon project believes technology is about to make such regulation irrelevant--and that that's a good thing.

Early exposure to glowing reviews about a product or service tend to stick in our minds and shape our opinions--even when later reviews are overwhelmingly negative.

Inside Copenhagen Suborbitals, the most powerful amateur rocket project ever flown

Not very considerate, male peacocks!

The Fraser fir is an ideal Christmas tree, but it could always use improvement. One tree scientist is making them stronger and hardier.

These space cameras will be keeping an eye on the planet on Dec. 21.

Meet the two chemical reactions that most influence the malt character and color of your brew.

A new study suggests we can identify the leader of a group of strangers by sight.

And what cut would be considered a delicacy?