Read the latest articles from Popular Science (Page 855)

How to track product recalls
Health

How to track product recalls

One stop for all the things you wish you hadn’t shopped.

A tiny galaxy almost collided with the Milky Way and astronomers can see the effects
Space

A tiny galaxy almost collided with the Milky Way and astronomers can see the effects

A galactic near-miss.

Humans have been messing with the climate for thousands of years
Agriculture

Humans have been messing with the climate for thousands of years

By clearing forests and raising animals, early farmers cranked up the global thermostat, possibly preventing another ice age.

Cars and buses on busy London street at dusk.
Pollution

We already know air pollution hurts your heart—and it might also hurt your brain

Higher levels of air pollution may be linked to higher risk of dementia.

You should check how much sugar your ‘healthy’ yogurt really has
Nutrition

You should check how much sugar your ‘healthy’ yogurt really has

Even organic and low-fat varieties can hide half your daily recommend sugar.

Do household cleaners make kids obese? Here’s why it’s too soon to tell.
Health

Do household cleaners make kids obese? Here’s why it’s too soon to tell.

Don't go throwing the baby out with the bathtub cleaner.

man holding a candle in dark room
Weather

Here’s how a photojournalist prepares to cover a hurricane

A wire photographer gets ready to cover Florence.

mathematicians
Science

What does math look like to mathematicians?

Excerpt: Math with Bad Drawings

Super-recognizers help fight crime, but their powers remain mysterious
AI

Super-recognizers help fight crime, but their powers remain mysterious

And how AI could help them do it even better.

Hurricanes are no longer just a coastal problem
Weather

Hurricanes are no longer just a coastal problem

Rivers flood regularly during hurricanes, but get less attention than coastlines

Twitter Timeline
Social Media

Twitter will let you see your feed in chronological order again—here’s how and why

The algorithm's grip on your social stream may be loosening.

Earthrise
Space X

Meet SpaceX’s first moon tourist, Yusaku Maezawa

The Japanese billionaire isn't the only one headed for the moon.

a baby in a saucer
Health

Baby walkers have never been safe. Why are companies still selling them?

Pediatricians just published data on related injuries—but this isn't new information.

a sea otter
Animals

A blindfolded sea otter named Selka shows how the critters find food in murky water

Proving the power of whiskers and paws.

Last week in tech: new iPhones
Technology

Last week in tech: New iPhones, emergency text alerts, and the coming wave of gadget announcements

Should you get a new iPhone? And why is the president texting us?

SpaceX wants to send private citizens to the moon (again)
Space X

SpaceX wants to send private citizens to the moon (again)

We all want to know who it is.

FaceTime
Tech Hacks

iOS 12 just gave your iPhone new features—here’s how to use them

An AR measuring app, Memoji, easier photo sharing, and more.

How studying chicken butts cracked the inner workings of our immune system
Medicine

How studying chicken butts cracked the inner workings of our immune system

A Golden Goose award just recognized how poultry enhanced our understanding of B and T cells.

a satellite view of hurricane florence
Sharks

Scientists followed a leatherback turtle through Hurricane Florence—here’s what they saw

Satellites, sharks, and turtles, oh my.

Maker Faire 2018 preview: A car-crushing hand, cotton-candy robot, and DIY catapult competition
DIY

Maker Faire 2018 preview: A car-crushing hand, cotton-candy robot, and DIY catapult competition

Eight amazing displays to check out.