A hidden crater in South Korea may hold clues to one of the biggest turning points in Earth’s history: the rise of oxygen. Scientists discovered fossil-like stromatolites — layered structures built by ...

Dante’s vision of Hell may echo the physics of a massive asteroid strike, offering a new way to read the Inferno.

A Namibian farmer in 1920 discovered Hoba, the world's largest meteorite. Unlike dramatic impacts, this massive iron slab ...

South Africa's Vredefort crater, the Earth's largest proven meteorite impact site, defies the typical circular depression ...

Nuclear power plants are safer than many suspect. But putting reactors in space is a concept with a checkered history. One ...

Looking for budget-friendly Arizona road trips that won’t break the bank? These nine amazing destinations offer spectacular ...

A discovery by a South Korean research team suggests that impact-generated lakes may have fostered early oxygen-producing ...

Newly spotted asteroid 2026 JH2, which could be up to 115 feet wide, will fly past Earth closer than some satellites on ...

A study suggests that the ice giant's largest moon, Triton, made a dramatic entrance to the Neptunian system long ago, ...

Neptune’s third-largest moon, Nereid, could be an intact survivor from the planet’s original satellite system, upending ...

Neptune's far-flung moon Nereid may be the last of the planet's original companions that managed to survive a cosmic crash, ...