Read the latest articles from Popular Science (Page 755)

astronaut in space doing experiments with growing human organs.
Medicine

Space might be the perfect place to grow human organs

Researchers are developing 3D bioprinters about 200 miles above earth.

a doctor uses a tongue depressor to look down a child's throat
Diseases

Strep throat is figuring out how to beat our go-to antibiotics

The microbe is slowly but surely starting to fight back.

person lying on couch with blanket over them
Vaccines

You can get the flu twice in one year

And you’re more likely to this season.

purple coneflower up close in front of green prairie
Environment

For prairie flowers, fire is the ultimate matchmaker

Some like it hot.

Boeing 777x
Aviation

Boeing’s massive wing-folding 777x just flew for the first time

Here’s how the aircraft’s long wings and giant engines boost its efficiency.

a woman is about to bite into a giant leek, for some reason
The Weirdest Thing I Learned This Week

The ‘chew chew cult’ is a Victorian diet fad that should really, really never come back

And other weird things we learned this week.

An old-school catcher throwing up a pitch sign
AI

The best ways to steal signs in baseball

Major League Baseball has a lot more than trash cans to worry about.

solar orbiter illustration in front of the sun
Sun

This new solar orbiter will peek at some of the sun’s most secretive spots

It’ll team up with the Parker Solar Probe after it launches in February.

dinner table
Engineering

It’s not just you: Restaurants have gotten too loud. But there are some fixes.

Acoustic specialists apply concert-hall tricks to manipulate sound at eateries.

baskets of fish at an outdoor market
COVID-19

We’re still not sure where the novel coronavirus really came from

China’s wet markets don’t tell the whole story.

Person holding a film camera
Projects

Take better pictures by thinking like an old-school photographer

Make every shot count.

person with white hair
Health

We finally know why stress turns your hair white

Once those strands turn gray, they never go back. 

a small oak shelf key organizer cabinet hung with a French cleat so it appears to float on the wall
Projects

Build a floating key organizer cabinet you’ll love coming home to

It’s time to up your table saw game.

joan wong illustration
Archaeology

Seven mysterious sounds science has yet to solve

The loneliest whale in the world is just one example.

fruit fly connectome
Science

Check out the most complete 3D brain map ever made

The model shows a fruit fly’s 20 million synapses linking about 25,000 neurons.

sound in space illustration
Mars

What your voice would sound like on other planets and moons

Barry White’s got nothing on a Martian’s croon.

a wooden three-legged stool on a brick patio
Projects

Build the three-legged stool you didn’t know your home needed

The perfect multi-stool.

A green iguana on a palm tree trunk in Key West, Florida.
Animals

Iguanas are falling out of trees in Florida, and it’s completely fine

A recent cold snap is causing a reptile dysfunction.

airplane airbus A380
Aviation

Planes dump fuel into the sky more than you’d expect. Here’s why they do it.

The FAA knows of 47 events globally in which a US airline jettisoned fuel in the past three years.

young man sitting against a wall
Health

Black youth have some of the highest suicide rates in America, and we’re only beginning to understand why

Comparing patterns between different patients with depression could lead to better mental health services.