Read the latest articles from Popular Science (Page 668)

Is that a pheromone gland or are you just happy to see me?

This cryptic megalithic site is thousands of years old, but its origin story is still not fully known.

It's been nearly 40 years since we got a photographic close-up of the volcanic planet.

Voyager 1 continues to observe the farthest corners of the solar system—but it may not for long.

That's some heavy stuff

Take advantage of privacy features you won’t find anywhere else (yet).

The study found that unequal exposures to fine particulate matter air pollution aren’t driven by a single source.

They're not all bad—but there's a gray area, too.

But here’s our best advice.

And they could help those communities reclaim their lands.

The more you know, the more prepared you'll be.

It's a bird's world, and we're just living in it.

20,000 bird photos show that it’s not all about beauty.

New guidance from the CDC says that unless you're in a crowd, vaccinated people don't need to wear masks outside.

And should colonists on Mars be allowed to eat each other?

Some musings on our favorite mycological marvels.

But one thing's for sure: This creature of the deep has an incredible memory.

The story of Frasier the Sensuous Lion—and a few other WILD LIVES.

In 1961, the sooty shearwater invaded California. It took 50 years for scientists to figure out why.

Only a miniscule portion of the company's massive market value goes towards renewable energy projects.