Read the latest articles from Popular Science (Page 750)

Sahara desert at sunset.
Fish

The Sahara used to be full of fish

The desert used to be green and lush.

Five dancing skeletons
Health

Your bones do more than you give them credit for

The skeleton is more than just a support system.

baby walking in living room
Nutrition

Improving your baby’s bone health starts in the womb

Say hello to your two new best friends: vitamin D and calcium.

a mock up of what commercial space travel may look like
Private Space Flight

Here are all the ways to visit space this decade (if you’re extremely rich)

Glamping in zero gravity will cost a few millions bucks at least.

Katherine Johnson at NASA Langley Research Center in 1980
Moons

Katherine Johnson, whose calculations enabled the first moonwalk, dies at 101 

The gender-equality trailblazer was trusted like a “human computer.”

Natalie Andrewson illustration
Psychology

This sound illusion puts the scary in scary movies

Weird undertones aren’t for the faint of heart.

Marines board the amphibious assault ship USS Iwo Jima
Military

The Pentagon aims to bridge the divide between climate believers and deniers

U.S. military leaders have to plan for operations all over the world, so they can’t afford to ignore climate change or the debate its causes.

A koala yells out during last month's bushfires in southeastern Australia.
Climate Change

Australia’s horrific fires may permanently change the country’s landscape

Climate change has altered the rules irrevocably.

US map with pins
Projects

How to visit all 50 states

This land is your land, this land is my land…

Sandhill cranes fly off from their wintering grounds at Bosque del Apache Wildlife Reserve in New Mexico.
Animals

Prehistoric migration could hint at how birds will handle climate change

New simulations place the seasonal phenomenon around the last ice age.

Photograph of Parasaurolophus fossil mount at the Field Museum of Natural History, Chicago, Illinois, 2017
Cancer

Duck-billed dinosaurs had the same bone tumors as people

There’s a lot we can learn from dinosaur diseases.

a person counting money in $1 U.S. bills
Projects

How to sell your unwanted gadgets for cash

Get rid of the stuff you don’t want, get some money, and hopefully don’t get scammed.

Mongolian woman milking an animal
Health

The answer to lactose intolerance might be in Mongolia

Mongolians’ DNA says they can’t digest milk, yet their diet relies on dairy. A researcher investigates why.

a person wearing a protective medical suit and face mask
COVID-19

Just how contagious is COVID-19? This chart puts it in perspective.

Everything epidemiology can tell us about the new coronavirus.

HTC Proton headset.
Technology

VR headsets may finally look less ugly

HTC announced new Vive Cosmos headsets, but its Proton concept hints at a less-ugly future for virtual reality.

a graphic illustration of green wires
Renewables

This new device seems to pull electricity out of thin air

But don’t expect it to power your city anytime soon.

Hand holding books
Tech Hacks

Keep track of all the things you want to watch, read, and listen to

Don’t forget you absolutely need to listen to that new Tame Impala album.

Arrokoth
Solar System

The New Horizons spacecraft just revealed secrets of the most distant object we’ve ever visited

We’ve gained new insight into how the object came to be.

jeff bezos standing in front of a plant wall
Global Warming

Jeff Bezos’ $10 billion to fight the climate crisis can make a difference—if spent correctly

Amazon’s record on climate action is far from perfect, but climate scientists are still hopeful about his new fund.

Zero Motorcycles
Electric Vehicles

Zero’s new electric motorcycle directs the wind around the rider for a more comfortable cruise

The battery-powered bike will hit 124 mph and is more business jet and than fighter plane.