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Children 5 to 11 can now get COVID boosters
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Get a chance to be an instant millionaire by completing this jigsaw puzzle
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A US postal worker delivering packages to a tan residential building, with a USPS truck parked on the street in the foreground.

You can, and should, order more free COVID tests from the US government
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DIY
Images from April 1981 issue of Popular Science.

From the archives: Inside the tantalizing quest to sense gravity waves
May 18, 2022 7:00 AM
Science
a beaver in a stream

Martian beavers, intentional explosions, and other weird facts from 150 years of PopSci
May 18, 2022 6:00 AM
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A photo of a tiger surrounded by foliage.

Deadly tiger encounters are on the rise in India
May 17, 2022 9:00 PM
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Paleontologist with a laser scanner over plant imprints and other fossils in a seabed in British Columbia, Canada

These weird marine critters paved the way for the ‘Cambrian explosion’ of species
May 17, 2022 7:00 PM
Animals

A new Air Force weapon just successfully reached Mach 5
May 17, 2022 6:00 PM
Technology
The best sauna suits

Best sauna suits of 2022
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Best anime streaming services in 2022
May 17, 2022 5:18 PM
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Gray Matter: Funnels Of Flame

How nature scorches the skies with fire tornadoes.

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Gray Matter: Watch A Hybrid Rocket Burn From The Inside Out

Seeing through a rocket engine is easier than you might think.

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Gray Matter: How To Make Cheap Fake Gold

Cast your own bogus bullion.

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Gray Matter: Smart Chemistry Builds Gluten-Free Bread With Some Bite

Food scientists hunt for the elusive "Goldilocks molecule" that makes gluten-free bread just right.

By Oct 18, 2012
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Spontaneous Combustion Is Easier Than You Think

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By Sep 24, 2012
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Science Of Theft: Freeze A Bike Lock With Canned Air, Then Smash It With A Hammer

The fatal flaw of bike locks: Freezing one makes it easy to bust open. Check out video of some DIY bike theft inside.

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Gray Matter: Extracting Bismuth From Pepto-Bismol Tablets

There's heavy metal in the pink pills