Read the latest articles from Popular Science (Page 630)

Extreme heat and wildfires have caused literal firestorms across Canada
Climate Change

Extreme heat and wildfires have caused literal firestorms across Canada

It’s at least as terrifying as it sounds.

10 absolutely wild facts about babies
Health

10 absolutely wild facts about babies

We all may have started out as babies, but some things about them are absolutely alien.

someone washing a horse
The Weirdest Thing I Learned This Week

The weirdest things we learned this week: Giant sloths, caged babies, and spicy horse butts

Three PopSci editors share the freakiest facts they could find.

How do you make AI trustworthy? Here’s the Pentagon’s plan.
AI

How do you make AI trustworthy? Here’s the Pentagon’s plan.

The Department of Defense wants to scale up how it uses artificial intelligence, and it wants everyone to be able to trust those algorithms.

What Are You Doing For Thanksgiving?: Tara Whitsitt
Agriculture

What Are You Doing For Thanksgiving?: Tara Whitsitt

We asked a bunch of our favorite people about their holiday plans

Unidentified aerial phenomena filmed from a US Navy jet
Space

5 explanations for 144 mysterious flying objects in the government UFO report

"We will go wherever the data takes us."

Close-up of mosquito on human skin.
Health

China becomes the largest country to officially eradicate malaria

After a 70-year effort, the WHO confirmed the country has maintained zero cases for more than four years.

bike resting against wall
COVID-19

How to wheel your way through the global bike shortage

As cycling becomes more popular, shortages will likely be more common.

hemp plants
Health

Why you’re suddenly hearing about delta-8 THC

Another version of the psychoactive ingredient in marijuana has exploded in popularity—but it might be short-lived.

An artistic image inspired by a black hole-neutron star merger event, with lots of blue and red hues.
Black Holes

Black holes can gobble up neutron stars whole

The discovery means astronomers have now caught all three major types of gravitational waves.

This Cadillac gets heavier the faster it goes—and that’s a good thing
Vehicles

This Cadillac gets heavier the faster it goes—and that’s a good thing

It takes a wing, a spoiler, and more to keep the CT4-V Blackwing firmly pressed against the asphalt. Here's how it all works.

A person sitting at a table in an office, typing on a laptop computer.
Tech Hacks

Text expanders are the magical productivity tool you need to master

If you hate repetitive work, these apps are definitely for you.

Willow trees could be a sustainable (and beautiful) way to treat wastewater
Health

Willow trees could be a sustainable (and beautiful) way to treat wastewater

The trees not only filter waste, but benefit from the extra nutrients.

Deadly heatwaves like those in the Pacific Northwest will only become more common
Climate Change

Deadly heatwaves like those in the Pacific Northwest will only become more common

Temperatures are slowly subsiding, but the damage has been done.

Bacterial zoo in a bottle
Projects

Grow A Bacterial Zoo In A Bottle

How to build your own Winogradsky column

What Makes A Boomerang Come Back?
Ask Us Anything

What Makes A Boomerang Come Back?

The physics of boomerang flight

Electrical fan against window
Life Skills

How to stay cool if you lose power during a heatwave

Air conditioning isn’t your only weapon against the heat.

A highly weathered human jaw bone, labeled RV 2039.
Archaeology

What a 5,000-year-old plague victim reveals about the Black Death’s origins

It turns out the bubonic plague wasn't nearly as contagious—or gruesome—in the Neolithic era.

A 3-D rendering of a human-like skull faces forward against a black background. The skull is a tan color and has a pronounced brow ridge, large nose cavity, and square-ish eye sockets. The lower jaw is absent.
Evolution

The debate over ‘Dragon Man’ shows that human origins are still kind of messy

Scientists in the field disagree about whether this represents an entirely new species, but it's exciting no matter what.

close up of person sweating
Global Warming

Wet bulb globe temperature is the vital weather stat you’ve never heard of

With the planet warming, wet-bulb globe temperature is going to be an increasingly useful measurement.