New research suggests ancient Mars may have been warm and wet, with rainfall or snowmelt carving its iconic valleys.

For the past four years, NASA 's Perseverance rover has rambled over a region of Mars where scientists say a strong river ...

Have 24 hours to burn in Paris, France? While most travelers would like a little more time in Paris, sometimes a full day is ...

Paul W.S. Anderson shares his love of legendary sci-fi monsters and offers advice to what seems to be an eventual AvP reboot.

Mars, today a cold, irradiated, and dry world, once had a much warmer and wetter environment. The planet was covered by lakes ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

NASA’s Curiosity rover has uncovered a missing piece in the puzzle of Mars' past atmosphere. Scientists discovered ...

Mars may once have had a relatively warm and wet climate conducive to flowing water, rain and snow, producing a terrain much ...

“The discovery of abundant siderite in Gale Crater represents both a surprising and important breakthrough in our ...

The Tara Polar Station, a $23 million research vessel with a crew of 12, will drift across the Arctic ice to enable better ...

Extremely low sea ice levels in the Arctic and Antarctica signal a "new normal" that may accelerate global warming and ...

A giant sequoia located in Sequoia National Park in California, the General Sherman is 52,500 feet in volume and is more than ...