A Mars-size object called Theia smashed into Earth, and the debris coalesced into the moon. Now scientists believe they may have identified pieces of Theia at the bottom of Earth’s mantle. A new study ...

An unusual object orbiting a rapidly spinning star might be a new phenomenon in the universe. By Jonathan O’Callaghan Earth isn’t a perfect sphere. The rotation of our planet causes it to bulge ever ...

Although not a household scientific name like Albert Einstein or Isaac Newton, Indian mathematician Srinivasa Ramanujan—who tragically died in 1920 at the age of 32—was one of the greatest minds in ...

Astronomers have discovered a bizarre lemon-shaped exoplanet orbiting a dense, rapidly spinning dead star. But those details are perhaps the least weird thing about it. Using the James Webb Space ...