As you walk around downtown St. Paul, you might notice recent updates to a sidewalk staple. The trash cans have gone solar.

From batteries to paints, find out which everyday items require special disposal methods to prevent harm to human health and the environment. Three Americans killed — Trump vows 'serious' retaliation ...

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 ...

Space junk is perhaps a silly-sounding name, and while it's not new, the rise of private aerospace firms has exacerbated this very real and serious problem. Also called "space debris," human-made ...

Scientists using NASA’s James Webb Space Telescope have observed an entirely new type of exoplanet whose atmospheric composition challenges our understanding of how this type of planet forms. This ...

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 ...

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 ...