The magnitude 8.8 quake that slammed central Chile February 27 knocked the entire planet for a loop — literally. The sudden, large-scale movement of tectonic plates that triggered the quake shifted ...

Earth Day is an annual event held on April 22. It is dedicated to climate and environmental literacy, ending plastic pollution, conservation and restoration, food/environment, and acting on climate ...

Earth just gained a new celestial companion — asteroid 2025 PN7, now officially named Arjuna. It’s not a true moon, but it’s been shadowing our planet for decades in a quiet orbital duet. Unlike ...

The environments in space habitats and on the Earth are both closed-loop systems, only on vastly different scales. When you purchase through links on our site, we may earn an affiliate commission.

NASA has confirmed a mysterious object that just flew past Earth is the dead booster of a 1960s Centaur rocket. Earth's gravity has briefly captured the booster this year, and it is set to loop the ...