Winter in Antarctica is long and dark. Temperatures remain well below freezing. In many places, the Sun sets in April and does not rise above the horizon again until August. Without sunlight, ...

New research suggests Mars may have remained habitable much longer than scientists once thought. Ancient sand dunes in Gale Crater appear to have been soaked by underground water billions of years ago ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

Ancient microbial activity preserved in wrinkled seafloor sediments challenges assumptions about where traces of early life can survive.

Scientists demonstrate that recycled human waste can unlock nutrients in Martian dust, offering a new path for farming on Mars.

Humans were not designed for space. Ironically, because we insist on going there anyway, scientists now know from studying astronauts that the lack of Earth’s gravity can wreak health havoc, such as ...

The Arizona Cardinals had a whirlwind of a season in 2025 and sophomore wide receiver Marvin Harrison Jr. definitely felt the effects of the franchise's turmoil. With a combination of Injuries and ...