Read the latest articles from Popular Science (Page 603)

Two dinosaur heads in profile, the one below about half the size of the one above.
Dinosaurs

New fossil reveals a fearsome shark-toothed dinosaur

The new dino was five times bigger than local tyrannosaurs and the first to be discovered in Central Asia.

Homemade marshmallows sprinkled with powdered sugar on a cutting board, next to a mug of hot chocolate with a marshmallow in it.
Projects

Can you handle these fat, fluffy DIY marshmallows? Let’s find out.

These absolute chonkers are sure to impress.

A red and brown ant on a green leaf.
Insects

Surprise: Ants have teeth. Here’s how they keep them sharp.

Biology and materials science, in alliance, have discovered how zinc atoms harden an ant’s tooth.

Bulldozer in silica sand mining pit
Renewables

Super hot sand could help us store renewable energy

It'd be much cheaper than lithium battery storage.

Person working on a Windows laptop
Tech Hacks

How to try Windows 11 without getting a new PC

How to install Windows 11 on an older PC

Bitcoin accepted sign.
Cryptocurrency

Bitcoin is having a bumpy rollout as an official currency in El Salvador

Scenes from day one of the cryptocurrency in the country—plus a brief refresher on what bitcoin is.

atlas-uranium-mill0overhead
Environment

Once the Uranium Capital of the World, Moab, Utah, wants to unload its radioactive legacy

The nuclear era in the US scars landscapes across the country. Cleanup crews and outdoor lovers in Moab, Utah, are eyeing recovery.

Panis quadratus on a marble plate on a wooden table
Projects

Eat like an ancient Roman by recreating bread from Pompeii

Walk like an Egyptian, eat like a Roman.

The US has had more than 40 million COVID cases since the pandemic began
COVID-19

The US has had more than 40 million COVID cases since the pandemic began

Here are the most recent COVID-19 stats.

What are calories?
Nutrition

What are calories?

The difference between energy in and energy out is not as simple as it sounds.

Person turning off smartphone alarm as they wake up
Tech Hacks

Ditch your alarm and wake up to podcasts and relaxing sounds instead

It's time to replace that default beep.

A small child is having a bandage put on his arm after receiving a shot. A caregiver stands behind him.
Vaccines

This year’s flu season could be a rager. Shots can help.

Last year was a record low for influenza, but this year could be tougher.

A light brown and dark brown tabby cat lays on its back and looks at a camera upside down.
Cats

We finally know what turns cats into tabbies

The gene had eluded researchers for years.

Internet router
Internet

The FCC wants to know if you’re paying too much for internet access

The Commission is investigating whether landlord-service provider relationships are limiting tenant choices.

transmission lines at sunset
Renewables

Are mass power outages unavoidable after hurricanes?

Preventing blackouts requires rethinking the grid.

Wildfire in forest with smoke and flames.
Climate Change

The Dixie fire is on track to be California’s biggest ever

This summer turned out to be a particularly fiery one out West.

What exactly is a digital dollar, and how would it work?
Cryptocurrency

What exactly is a digital dollar, and how would it work?

Governments globally are thinking about digitizing their currencies. Here’s what that means—and how it could impact you.

An illustration of a blue, circular star with space matter circling around it in an accretion disk, plus beams of light shooting vertically out of the star.
Black Holes

This could be a brand new type of supernova

Binary star mergers could cause explosive stellar deaths.

Colorful t-shirts made of soft bamboo
Sustainability

Bamboo fabric is less sustainable than you think

Bamboo can be a green material—but many of the products made with it aren't.

power line repair
Weather

Hurricanes can pack a one-two punch: the storm, then deadly heat

Extreme weather, blackouts, and heatwaves may put more people at risk going forwards.