NASA shared a beautiful image of a past star, Cas A, composed of supernova remnants from a stellar explosion.

Thousands of people remain without power today after tornados tore through Tennessee. Here are the latest details.

Watching the northern lights dance across the sky is a magical sight. Check out our top places to visit to see the aurora borealis in 2024.

Bear Grylls has a new project called Mettle, a mental health toolkit. We sat down with Grylls and partner Neil Smith to talk about it.

Have you ever wondered about the science behind biohacking? Read more about the ways you can help boost your performance outdoors.

A pond in Maui has turned bright pink, and that’s not normal . . . but that’s not to say that it’s not natural. Here’s what scientists think.

New research claims to have narrowed the best sunset destinations to a top ten list. The data comes from a mix of light pollution and Instagram posts.

The annular solar eclipse is happening today, and people are traveling to see it. But how do eclipses affect plants and animals?

Organizations like The Ocean Cleanup are doing their best to get plastic out of the ocean. A new video shows the garbage they’re removing.

With a highly anticipated ‘Ring of Fire’ solar eclipse coming up this weekend, let’s explore the dissimilarities and shed light on the unique characteristics of solar and lunar eclipses.