Scientists have uncovered a new fossil species of extinct shark hidden within the winding chambers of Mammoth Cave in ...

The extinction of dinosaurs reshaped rivers, forests, and landscapes—changes still recorded in the rock layers across North ...

Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well.

The Perseverance Rover has samples of potential ancient life on the planet. The challenge is getting them back to Earth.

Take an inside look at NGC 7456, a spiral galaxy that showcases energetic light, dark dust lanes, and the beauty of newborn ...

A key part of understanding the core is knowing its melting temperature. We know where the boundary between the solid inner ...

Silverpit crater, 80 miles off Yorkshire, was formed 43 million years ago by an asteroid impact, says Scientists, ending decades of debate over its origin beneath the North Sea.

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away from Earth. - NASA / JPL-Caltech / Tim Pyle illustration For the first ...

New simulations suggest Earthlike planets may be much more typical than previously thought whereas water worlds may not.