Read the latest articles from Popular Science (Page 597)

A gas station at night
Vehicles

Forget miles per gallon—here’s the best metric for measuring a car’s efficiency

It's been right there on the vehicle's sticker all along.

A man snoring in a white bed, while a woman angrily holds a pillow over her ears next to him.
Life Skills

How to stop snoring and spread the gift of better sleep

Finally sleep soundly (and silently).

a parking garage
Electric Vehicles

We’re getting closer to a world filled with self-parking cars

In Detroit, a new smart lab from Ford is working on the tech that will allow your vehicle to find a spot all on its own, no driver needed.

A person speaking to a group of people who are sitting at a wooden table with laptops in front of them.
Life Skills

Exude power and confidence with better body language

Command the room with these expert tips.

Green snake on a log
Animals

A guide to all the places with no snakes

This brief hissstory is for the ophidiophobes.

person wearing mask
Vaccines

The COVID-19 delta variant is almost as contagious as chickenpox

The delta variant is changing the equation when it comes to transmissibility.

Girl sitting in front of computer is frustrated.
Psychology

Social media really is making us more morally outraged

Platforms like Twitter may amplify engrained human behaviors, but a future filled with healthy discourse and productive conversations isn't impossible.

Tuna Robot With Internal Overlay
Robots

A tuna robot reveals the art of gliding gracefully through water

It looks like a fish and swims like a fish, but it’s also a model that could inspire future underwater vehicles.

This week’s ultra hot weather is brought to you by heat domes—and climate change
Climate Change

This week’s ultra hot weather is brought to you by heat domes—and climate change

It’s a good weekend to stay inside.

A person looking through messages on their phone, maybe trying to find their group chats.
Tech Hacks

10 tips for making your group chats less terrible

Stay in contact with your college friends, kickball team, and siblings without sometimes wanting to throw your phone away.

Soldier termites marching
Evolution

These photos are proof that evolution is wild and wondrous

From human evolution to biodiversity, our understanding of life on Earth grows ever sharper.

Researchers retraced a woolly mammoth’s steps 17,000 years after it died
Animals

Researchers retraced a woolly mammoth’s steps 17,000 years after it died

Woolly mammoths roamed over wide open spaces, tusk analysis suggests.

an apache helicopter
Army

Here’s how the US Army plans on winning the wars of our future

The conflicts might be really big.

costal view of palermo, sicily
Climate Change

Anticyclone Lucifer is bringing record-breaking temperatures to Italy

The country reported the highest temperature in Europe, ever.

Flickering light could help astronomers weigh supermassive black holes
Black Holes

Flickering light could help astronomers weigh supermassive black holes

All astronomers need is a flickering disk.

People are moving into risky flood zones—but they may not have a choice
Climate Change

People are moving into risky flood zones—but they may not have a choice

Rapidly developing cities in Asia are especially affected.

a colorful illustration of long-tailed gray rodents carrying assorted objects such as buttons, bones, bugs, and flowers
Evolution

What’s in a packrat’s petrified pee? Just a few thousand years of secrets.

Humans stand to learn a lot from these furry little collectors.

an undersea drone being lowered into the water
Navy

A fleet of winged underwater robots will patrol the seas for the US Navy

The Navy awarded some $40 million for robots that will study the oceans, going as deep as 3,300 feet for as long as 90 days.

person with an apple watch on their wrist
Smartwatches

Best smartwatch: Fitbit, Samsung, Apple Watches & more

Smartwatches that sync with your lifestyle provide speedy access to so much more than just time.

Venus as a white dome in the background, a camera in the left foreground, in black and white.
Solar System

A probe destined for Mercury ended up rubbernecking Venus

The BepiColombo snapped a selfie during a rare double-flyby, when two spacecrafts passed near Venus within 33 hours.