Read the latest articles from Popular Science (Page 1219)

The fleet will later 3-D print parts in space.

Why the tiny zebrafish is becoming many researchers’ favorite animal

Humans regularly lose their lives rushing into disaster zones. Now engineers are racing to build robots that can take their place.

Scientists think a nearby collision of neutron stars could explain the undocumented onslaught of high-energy radiation in the eighth century

Put some people in front of a screen, and they won't always reveal the most truthful information.

Avoid gross-smelling drinks by protecting your brew from light.

Including a vibrating sauna, an all-in-one credit card, a van that converts into a sports car and more

Spoiler: A lot.

3Dlt, a 3-D printer template marketplace, has launched a firearm-safety design challenge.

The flu knows how long it has to invade our cells and spread to other humans. So new treatments could fight the virus by resetting its clock.

The FAA has grounded all 787s after a string of fires in their lithium-ion battery packs. But these batteries are very different from the ones in electric cars.

An illustrated explanation of why the world's most obnoxious virus at least doesn't stick around all year.

Long-overdue rail upgrades could prevent the next big train catastrophe. So why are the railroads so reluctant to make them?

A motorized stroller that accelerates to 53 mph.

No more caring about minutes. Free phone calls over Wi-Fi and 3G/4G!

Including a gorgeous Corvette, an all-electric Caddy, a terrifyingly powerful Mercedes and more

Dragon Empire is a real book about a fictional war with China, which will fund a real laser weapon designed for a real war with China.

New deconstruction techniques helped take down the tallest Japanese building ever demolished.

Nobody has ever tried anything like this on Mars before.

An Arizona ski resort was the first to make snow from sewage "effluent," but the color was just a little off. Oops!