The environments in space habitats and on the Earth are both closed-loop systems, only on vastly different scales.

The sun has unleashed its most powerful solar flare in 7 years, following another supercharged explosion earlier in the week.

Robin George Andrews, author of "How to Kill an Asteroid," joins The Excerpt to discuss how scientists are working to ...

Planetary rings don’t last forever, although they do exist for millions of years. The evidence for Earth’s possible ring is ...

The Planetary Health Check is a key monitor of earth's vital signs—and will guide action for a more sustainable world.

Researchers created a seismic map of Earth's interior beneath the southeastern Pacific Ocean and discovered an ancient slab ...

Although free for nearly a year, Aviva Siegel, 63, still feels trapped knowing her husband, Israeli-American Keith Samuel ...

A second moon has officially entered Earth’s orbit—sort of. Although it’s being called a “mini-moon,” it’s actually an ...

This 2015 photo from the International Space Station showcases the deep tidal channels that cut through a line of cays in the ...

This alert comes as two coronal mass ejections (CMEs) are expected to make their way to Earth this weekend. A geomagnetic ...

Earth's orbit will temporarily capture a mini moon — a tiny asteroid called Asteroid 2024 PT5. Local educators tell us ...

A guide containing all of the available codes for Prove the Earth Is Flat Tycoon, which Roblox fans can use to receive all sorts of great freebies.