Read the latest articles from Popular Science (Page 675)

Elderly person in a blue uniform sitting next to a marching band drum that says Batesville Eureka Band Indiana
Health

Old dogs need to learn new tricks. Here’s why.

Neural stimulation through education can buy aging brains some time.

miami beach seen from the air
Global Warming

Humans are altering Earth’s tides, and not just through climate change

Shipping is a surprisingly major driver.

COVID-19 vaccines
Vaccines

Returning to normal life is going to be a slow and steady process

Here’s everything you need to know this week.

A skunk standing in the grass.
Animals

Watch a black bear take on a striped skunk in a surprising faceoff

Bears usually avoid skunks, but in this throwback clip, both mammals stand their ground for an epic showdown.

How to manage subscriptions for smartphone apps and save money quickly
Tech Hacks

How to manage subscriptions for smartphone apps and save money quickly

Don’t throw your hard-earned riches into the app-byss.

treefrog
Animals

Treefrogs have noise-cancelling headphones built into their ears

Serendipitously, scientists have discovered a way that frogs have evolved to hear the calls of their own species more clearly.

iPhone on a wooden table with a newsletter on the screen
Tech Hacks

4 ways to keep newsletters from destroying your inbox

Perfect the art of sifting emails.

PXLR, Perseverance Mars rover camera instrument
Mars

Perseverance’s giant ‘hand lens’ will scour Mars for signs of ancient life

An early version helped identify ancient life on Earth. Now its successor sits on the Red Planet.

A woman in a pink jacket outside near some trees, listening to music on a pair of Thalia headphones.
Tech Hacks

Instantly improve Spotify by organizing your playlists

Things have gotten out of hand. Search your feelings—you know it to be true.

Plastic water bottles and aluminum soda cans in a bin
Pollution

Will we ever be able to recycle all our plastic?

It might be better to focus on limiting how much we use.

A Boeing drone flying in Australia.
Air Force

Watch this Boeing fighter jet drone fly for the first time

The pilotless Loyal Wingman is designed to be a robotic team member in the sky.

Sara Chodosh wealth happiness chart
Mental Health

4 countries that prove money doesn’t always buy happiness

Some places are more content than their GDP per capita would predict.

A rafter and his black Lab on the New River in West Virginia.
Conservation

The story behind our new national park and its unique legacy

New River Gorge in West Virginia stands out with its hunting, fishing, and exploring opportunities.

social distancing
Diseases

Animals are better at social distancing than we’ll ever be

Here’s what the animal kingdom can teach us about disease prevention.

Google Chrome user profile feature screenshot
Tech Hacks

Chrome user profiles are a powerful productivity tool

Keep your work and personal lives separate.

Natural gas stove lit up
Fossil Fuels

Gas stoves are bad for the environment—but what if the power goes out?

They aren’t eco-friendly, but can be lifesaving in a catastrophe.

This strange condition could explain why your tongue feels weird
Health

This strange condition could explain why your tongue feels weird

You’ve heard of auditory and visual hallucinations, but what about oral phantoms?

three black-footed ferrets
Endangered Species

The fight to save America’s most endangered mammal

Black-footed ferrets could come back from near extinction, but some ranchers don’t want them on public lands.

empty school
COVID-19

Masks, well-ventilated classrooms, and other precautions are key to reopening schools

Public health experts say there are ways to help ensure schools are safe.

French Kiss Cocktail
Projects

How to melt, mix, and balance chocolate in cocktails

Chocolate is a versatile ingredient that adds a bit of intrigue to at-home drinks.