How much do you know about our planet? Here are the amazing, odd and downright cool Earth facts scientists learned in the ...

Add Yahoo as a preferred source to see more of our stories on Google. You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth ...

Our planet is a cosmic marvel spinning through space at incredible speeds, harboring an estimated 8.7 million species, and maintaining the perfect conditions for life as we know it. Yet despite living ...

The Earth is pretty good at keeping its pace. However, variations do happen. And on three separate days this summer—July 9, July 22, and August 5—the Earth will spin notably faster than usual. Of ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. New research shows that rising sea levels caused by melting ice sheets are redistributing mass across the planet, ...

Interesting Earth Day fact: It remained a grassroots affair for 20 years, before going global and spreading out to 140 ...

Amid the cold silence of the main belt, a giant rock drifts through space. It has existed for billions of years unchanged, but today, it will be irrevocably broken. Another rocky object hurtles toward ...

Researchers are learning details about asteroid impacts going back to the Earth's early history by using a new method for extracting precise information from tiny "spherules" embedded in layers of ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around Earth. Unlike the Earth's moon, quasi-moons are not gravitationally bound ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...