Read the latest articles from Popular Science (Page 580)

hikers single file walking on trail
Life Skills

Trail etiquette all hikers should follow

Don't get stuck in an infinite loop of "I insist—after you."

Three women in helmets leaning down on turf with a foam heart-shaped football in black and white
Health

These ‘experts’ once said women couldn’t play football. Boy were they wrong.

A new book chronicles the lively, groundbreaking, and often maddening history of the National Women's Football League.

lunar eclipse
Moons

There’s an especially big window to catch this week’s eclipse of the Beaver Moon

Friday’s celestial event will be the longest lunar eclipse in nearly six centuries.

Protester in Glasgow, Scotland, at COP26 holding a "pledges are not action" climate change sign
Climate Change

What the final COP26 agreement really means

A somewhat bitter end to two long weeks.

bitcoin computer program
Cryptocurrency

A beginner’s guide to how cryptocurrencies work

From Bitcoin to blockchain, here's what to know.

Okavango Blue Diamond filled with boron in a manicured hand on a gray background
Environment

This rare blue diamond is practically a miracle of nature

It’s also helping geologists better understand plate tectonics.

23andMe can now test for BRCA mutations. Here’s what you need to know.
Cancer

23andMe can now test for BRCA mutations. Here’s what you need to know.

There's only so much the test can actually tell you about breast cancer.

Person at gym dressed in a Santa suit doing a holiday workout on the bench press
Life Skills

4 holiday workouts to stay fit on the go

The most scientifically effective exercises you can do with a ham.

Physicists want to create energy like stars do. These two ways are their best shot.
Physics

Physicists want to create energy like stars do. These two ways are their best shot.

Both approaches to nuclear fusion share a common goal—harnessing the power of a sun on Earth.

This portable EV charger could be an antidote to range anxiety
Electric Vehicles

This portable EV charger could be an antidote to range anxiety

It's like a can of gas, but for electric vehicles.

Is it safe to take expired medication?
Ask Us Anything

Is it safe to take expired medication?

They might be okay, but you probably shouldn't.

A blonde child wearing pink and green while kneeling in a shallow stream to pick up a rock.
Life Skills

6 geology games for kids who take rocks for granite

It's up to you to come up with more rock puns, though.

person wearing iwatch with missed call
Tech Hacks

How to auto-reply to text messages when you’re busy

For when the people in your life need reassurance that you’re alive.

Ships and scenery on the Yangtze river in China
Pollution

Our meat habit is causing pollution issues—by way of our poops

Agricultural runoff isn't the only thing polluting waterways worldwide.

YouTube video icon cartoon
Social Media

Why YouTube is hiding dislikes on videos

The dislike button will remain, but only the video’s creator will be able to see the detailed metrics.

A person using a laptop to look at Apple products on Safari.
Tech Hacks

How Chrome and Safari can help you strengthen your passwords

Thou shall not reuse your login information...

cinema movie theater
Technology

Grab your popcorn: MoviePass is planning a comeback

MoviePass is back under one of its original co-founders and eyeing a relaunch in 2022.

A woman in white and a child wearing a pink shirt and brown pants lying on a white bed, talking.
Vaccines

How to talk with your kids about the COVID vaccine

Although the final decision is usually yours, getting their buy-in is important.

The Army’s Infantry Squad Vehicle seats 9 and can be dropped from a cargo plane
Army

The Army’s Infantry Squad Vehicle seats 9 and can be dropped from a cargo plane

Plus, it's 70 percent similar in it parts to a Chevy Colorado ZR2 pickup.

Autism shapes the gut microbiome, scientists report, not the other way around
Health

Autism shapes the gut microbiome, scientists report, not the other way around

Kids’ microbial communities may have more to do with dietary preferences than autism diagnoses.