Read the latest articles from Popular Science (Page 593)

covid-19 vaccines
Vaccines

All your COVID booster shot questions, answered

New evidence suggests they may be a good idea, but that doesn't mean you're not currently protected.

The Barracuda puts a wild spin on aircraft design
Aviation

The Barracuda puts a wild spin on aircraft design

This fascinating tilt-rotor is one of many contenders to carry out missions such as rescuing downed Air Force pilots.

a murmuration of starlings form a large sphere
Birds

Give your brain a break with these swirling bird and fish patterns

Creatures of the sky and sea can conspire to form mesmerizing displays of synchronicity.

a stethoscope
COVID-19

The best treatments we currently have for COVID-19

We’ve come a long way since the beginning of the pandemic.

Breakthrough cases won’t stop vaccines from ending the pandemic
Vaccines

Breakthrough cases won’t stop vaccines from ending the pandemic

3 questions about how well COVID-19 vaccines work, answered.

You’ve Probably Been Reading The Wrong Horoscope
NASA

You’ve Probably Been Reading The Wrong Horoscope

But that's okay, because it still doesn't mean anything

Happy lady listening to Bluetooth headphones
Audio

Want to know how does Bluetooth work? We’ll pair you with some answers.

Here’s a primer on the modern wireless standard with a Dark Ages name.

Painted wooden replicas of John Deere mowers
Vehicles

This Iowa man carves the cutest wooden tractors you’ve ever seen

Jim DeBoer has carving John Deere equipment for 80 years, but his productivity has rocketed since retirement.

XXL Mouse pad
Home

Why everyone should try an XXL mouse pad

Some gamers have embraced using a mousepad the size of their desk. Maybe you should too?

These female hummingbirds don flashy male feathers to avoid unwanted harassment
Evolution

These female hummingbirds don flashy male feathers to avoid unwanted harassment

Better meals and less harassment are perks for females who take on more flashy, masculine coloring.

Person putting cloth face mask on a small child
COVID-19

How to sanitize a face mask safely and easily

Soap suds are your friends.

troops stand in front of a satellite dish
Space

This space-based weapon remains in the dark—for now

The US was reportedly going to reveal the existence of a weapon in orbit. Here's why that's a bad idea.

A bar cart with lined-up bottles of infused syrup.
Projects

Craft herbaceous homemade drinks with simple syrup infusions

Elevate your tea and tipple game with some flowers and leafy greens.

A bird-like brown dinosaur with a huge red crest on its head, in a jungle.
Animals

Smugglers almost made off with a near-complete fossil of a bizarre flying reptile

The pterosaur specimen is the most complete of its kind ever found—although it was hacked into six pieces.

Person holding iPhone
Tech Hacks

Stop your streaming apps from eating all your data

Save bandwidth and money.

An illustration of a dramatic sunrise on a "Hycean" planet, with a very reddish-orange sun and skyline against a steamy, dark blue ocean.
Space Telescope

‘Hycean’ exoplanets could be home to the alien life we’ve been searching for

Astronomers could detect the first hints of microbial life outside our solar system in just a few years.

An Android phone and an iPhone next to each other on a gray tile floor.
Tech Hacks

Make your Android and Apple devices work together

Create harmony among your gadgets.

led streetlights on UK street
Animals

Streetlights are making caterpillars grow up faster—and that’s a bad thing

Light pollution has some unusual effects.

an electric ship
Electric Vehicles

This electric cargo ship sails itself

The battery-powered Yara Birkeland could be plying the seas on its own before the year is out. Here's what to know about the innovative vessel.

squat barbell muscle
Fitness & Exercise

What muscles do squats work?

Like deadlifts, squats exercise way more than the obvious bits.