Read the latest articles from Popular Science (Page 816)

These bowls suggest humans were already smoking weed by 420 BC
Archaeology

These bowls suggest humans were already smoking weed by 420 BC

Long before pipes and bowls, people in Central Asia burned cannabis plants in wooden bowls and inhaled the smoke.

Bitcoin mining’s carbon emissions are on-par with that of a small country
Environment

Bitcoin mining’s carbon emissions are on-par with that of a small country

Its environmental footprint is far from itty-bitty.

This frankencopter could be Uber’s flying taxi of the future
Self Driving

This frankencopter could be Uber’s flying taxi of the future

In a few years, you might find yourself zipping around in a helicopter with wings.

Selling tickets to the space station is actually decades overdue
International Space Station

Selling tickets to the space station is actually decades overdue

It’s a groundbreaking step, but hardly surprising.

A red tide devastated Florida marine life for 16 months. Why?
Global Warming

A red tide devastated Florida marine life for 16 months. Why?

Researchers wonder how much climate change is fueling killer algae around the world.

The weirdest things we learned this week: labor-inducing salads and cat-eating coyotes
The Weirdest Thing I Learned This Week

The weirdest things we learned this week: labor-inducing salads and cat-eating coyotes

Our editors scrounged up some truly bizarre facts.

How to make an open office more quiet
Life Skills

How to make an open office more quiet

Dull the roar of all those clicks, clacks, and workplace chats.

Scientists are putting antibiotics into the ocean—on purpose. And it’s our only hope.
Animals

Scientists are putting antibiotics into the ocean—on purpose. And it’s our only hope.

A mysterious new coral epidemic is ravaging reefs across the Florida Keys.

Icebergs Greenland
Global Warming

Saving Greenland could save the world

Excerpt: Ice at the End of the World

Dozing off in a meeting? It could be the air.
Health

Dozing off in a meeting? It could be the air.

Greenhouse gases aren't great for us indoors, either.

western yellow jacket wasp
Insects

The 10 worst insect stings in the wild

Ranked by a guy who let a spider-hunting wasp sting him––in the name of science.

How iPads and iPhones are different now
Tech Hacks

How iPads and iPhones are different now

Things will change when iPadOS splits with iOS 13.

Hitting snooze confuses your brain more than waking up
Health

Hitting snooze confuses your brain more than waking up

Proper sleep is vital to optimal health.

Antarctica’s mysterious ice holes are finally making sense
Climate Change

Antarctica’s mysterious ice holes are finally making sense

Seals and robots are on the case.

How to make the perfect french fry, according to science
Science

How to make the perfect french fry, according to science

The key is a crispy exterior and a soft interior.

The chickenpox vaccine keeps kids safe from more than just itchy red spots
Diseases

The chickenpox vaccine keeps kids safe from more than just itchy red spots

Shingles is even less fun than it sounds.

Steak made from insect meat? Yum!
Climate Change

Steak made from insect meat? Yum!

One scientist’s quest to turn lab-grow insect protein into burgers and bratwursts.

Techathlon podcast: Classic messenger sounds, Apple’s fanciest Mac, and the week’s biggest tech news
Technology

Techathlon podcast: Classic messenger sounds, Apple’s fanciest Mac, and the week’s biggest tech news

Have fun and learn about tech at the same time.

How to make and print your first 3D model
Projects

How to make and print your first 3D model

Turn your ideas into reality.

Neurons
Health

The Woman Who Could Write, But Couldn’t Read

A recent stroke left one 40-year-old woman with some unusual symptoms.