Read the latest articles from Popular Science (Page 999)

X-37B Orbital Test Vehicle

The Air Force wants you to know about its secret robotic spacecraft, the X-37B

As for what it does? That's still unspecified.

By Kelsey D. Atherton

Low doses of weed may help old mice learn new tricks

Low doses of weed may help old mice learn new tricks

But your granny is not a mouse

By Mary Beth Griggs

Kids with books

Reading with your baby will help her for the rest of her life

Plus their tiny hands look adorable next to those giant books!

By Sara Chodosh

At this amusement park, drive the heavy machinery you loved as a kid

At this amusement park, drive the heavy machinery you loved as a kid

Like your sandbox days, but bigger. Much, much bigger.

All the ways we could make trains safer and smarter

Trains can be frustrating, but these technologies can cut down on delays and accidents

By Kate Baggaley

China C919 Airliner

China has a new jetliner—here’s what that means

How the C919 airliner fits into China's larger aviation future.

By Jeffrey Lin and P.W. Singer

Why endurance athletes hit the wall

Fitness & Exercise

Why endurance athletes hit the wall

Could a pill keep you going?

By Kendra Pierre-Louis

The most efficient way to brush and floss

The most efficient way to brush and floss

We hate to say you've been doing it all wrong but...you've probably been doing it all wrong.

By Claire Maldarelli

deer licking its lips

Forensic scientists caught a deer munching on a human carcass for the first time ever

It’s gruesome, but could help investigations

Why it’s so hard to figure out if acupuncture actually works

Why it’s so hard to figure out if acupuncture actually works

Should you stick a needle in it?

By Kendra Pierre-Louis

Humans are infecting wild lands with our noises

Humans are infecting wild lands with our noises

It’s getting loud out there

By Kendra Pierre-Louis

Facebook is hiring 3000 new content monitors for a job AI cannot do

Facebook is hiring 3000 new content monitors for a job AI cannot do

Moderation remains a human problem

By Kelsey D. Atherton

Stephen Hawking says we have 100 years to colonize a new planet—or die. Could we do it?

Stephen Hawking says we have 100 years to colonize a new planet—or die. Could we do it?

Here's what it would take to survive this particular doomsday prophecy

Pillsy is the latest smart pill bottle trying to solve a massive healthcare problem

Pillsy is the latest smart pill bottle trying to solve a massive healthcare problem

A wave of connected products aims to help patients take their medicine

Yellow long-haired corgi mix at a dog park

Why corgi mixes look like adorable munchkin versions of other dogs

Like Mendel’s peas, but cuter.

By Sara Chodosh

China L-15B Jet Trainer CAS Hongdu

China’s air force has a new ground-attack plane

Meet the L-15B.

By Jeffrey Lin and P.W. Singer

Genetically modified algae could soon show up in food, fuel, and pharmaceuticals

Genetically modified algae could soon show up in food, fuel, and pharmaceuticals

Researchers created souped-up algae that can thrive outdoors

By Marlene Cimons

These animal moms go to extreme lengths to feed their babies

These animal moms go to extreme lengths to feed their babies

Excerpt: Raised by Animals

By Jennifer Verdolin

Artificial snow might save a glacier in the Swiss Alps

Artificial snow might save a glacier in the Swiss Alps

But it can't save us from climate change

Crossing the Muldrow Glacier on foot

In photos: 100 years of Denali National Park

Archival shots of, on, and around North America's tallest peak.

By Mallory Johns

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