Rock layers deposited before and after the major dinosaur extinction event 65 million years ago are surprisingly different.

Potentially the largest known source of niobium discovered in central Australia formed 830 million years ago, and we can ...

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

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away ...

"The results reported here can be crucial when down-selecting which samples, if not all, are returned to Earth." ...

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

Mars may have released sulfur gases that trapped heat, shaped the climate, and created conditions for ancient life.

LIGO observatory near Richland confirmed Einstein’s theory of relativity, it also has proven one of Hawking’s theorems.

Fifty-five years after the first Earth Day, climate activists are organizing a nationwide celebration of solar power.

Saturn is about to make its closest approach to Earth, and that means you might be able to see its rings — if you have a telescope, that is.

It sounds like something from the latest science fiction blockbuster. But scientists have revealed the terrifyingly high odds a black hole will explode in the next 10 years.