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Elderly person in glasses and with mustache in blue shirt and brown cap standing in line with arms crossed at a mobile blood donor unit in Uvalde, Texas

The best time to donate blood for a disaster is before it happens
May 28, 2022 1:30 PM
Health

What’s going on with self-driving cars right now?
May 28, 2022 10:00 AM
Technology
woman using a laptop

Score lifetime access to your favorite MS Office apps and training for only $70
May 28, 2022 9:00 AM
Sponsored Post
A condor.

Inside the Yurok Tribe’s mission to make critically endangered condors thrive
May 27, 2022 5:00 PM
Animals
A photo of the Lark Manor Wicker Set on an outdoor patio

Get up to 72-percent off patio furniture during Wayfair’s Memorial Day Sale
May 27, 2022 3:30 PM
Reviews
A colorful parrot hooked onto a tree with its beak.

What’s got two legs and a head for climbing? Rosy-faced lovebirds.
May 27, 2022 3:00 PM
Animals
A vegan pulled pork sandwich made with shredded banana peels covered in homemade barbecue sauce.

Don’t waste banana peels: Turn them into tasty vegan ‘pulled pork’
May 27, 2022 1:09 PM
DIY
The sun's fiery south pole imaged by the NASA and ESA Solar Orbiter

This novel solar sail could make it easier for NASA to stare into the sun
May 27, 2022 12:00 PM
Space
gladys west

Gladys West’s mathematical prowess helped make GPS possible
May 27, 2022 11:00 AM
Space

A handy glossary to all the military aviation terms in ‘Top Gun: Maverick’
May 27, 2022 10:25 AM
Technology
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Featured in time lapse

By Jan 11, 2018
Space

Watch the James Webb Space Telescope go through nine months of testing in two minutes

The spectacular scope launches in 2019.

By Nov 30, 2016
Science

Watch the Chernobyl disaster site finally get properly contained

The reactor's makeshift tomb was only supposed to last until 2001

By Dec 05, 2015
Military

Watch Technicians Take Apart And Rebuild A U-2 Spy Plane

Stuck in a repair cycle it can’t get out of

By Feb 14, 2014
Gadgets

A Box That Took Three Million Photos Of The Sky

Time-lapse technology is more accessible than ever.

By Oct 07, 2013
Science

Watch A Monitor Lizard Decompose In This Freaky Timelapse

What happens after you die? Let this friendly savannah monitor lizard show you.

Popular Science logo
By Jul 29, 2013
Science

The Trippiest Time Lapse Video We’ve Ever Seen

The night sky + weird dragon sculptures = total mind screw

By Jan 16, 2013
Science

This Is What Competing Sperm Looks Like

Close looks at an immune reaction, competing sperm, and kidney cells win prizes in Nikon's microvideography contest.