Read the latest articles from Popular Science (Page 746)

There have been eight US space launches carrying nuclear reactors in the last 40 years.

Livestock aren’t studied much, but some biologists are investigating how much these animals can understand.

A nationwide offensive seeks to save the country’s unique bird life. Now, one area is down to its last few varmints.

As NASA and SpaceX prep for a historic launch, two actual rocket scientists reflect on rough Shuttle-era rides into orbit.

Here’s everything you need to know about the coronavirus pandemic this week.

Before women started flying in space, NASA was a little worried they might die having their periods.

Look after yourself.

The Wikimedia of cartography pulls data from satellites to calculate snow depths for skiers, assist emergency responders, and so much more.

Tackle this brain teaser with a vengeance.

Flex that gray matter.

Your information isn’t completely bound to the Apple ecosystem.

Sloths hanging with dolphins, penguins chilling with whales—for the right individual, reality can be as cute as the photos.

Stress, cancelled support groups, and caps on replacement drugs can all lead to relapse during the pandemic.

Social distancing is hard, but we have to hang on a little longer.

The pigments morph because of the Munker-White illusion.

They put a burden on women in books—and on people in real life.

More than 15,000 of the 90,000 dams listed in the national inventory are designated as having high hazard potential.

What we thought was lava might be mud instead.

You can get out and go for a stroll even if you’re not into gaming.

The spiral arms of gas and dust are signs of a baby planet being born.