New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions ...

NASA detects new planet with temperatures that suggest habitable conditions The planet is 100 times the size of earth, astronomers estimate.

The writer-producer interviewed about his upcoming FX series, which expands the 'Alien' saga into a new tale that delves into AI, corporate greed and class warfare.

'We had an idea for a meat planet' — Revenge of the Savage Planet game director Alex Hutchinson talks strange new worlds and mocking corporate spaceflight.

The concept of extraterrestrial life forms not needing a planet to thrive challenges our preconceptions. Is a mother planet really necessary to support life?

Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond our solar system, though other scientists expressed skepticism. There has been ...

BOISE, Idaho (AP) — A man armed with a rifle started a wildfire Sunday and then began shooting at first responders in a northern Idaho mountain community, killing two firefighters and wounding a ...

A man who kidnapped a young girl while she was walking home from school and left her for dead in the freezing wilderness was sentenced to decades in prison.

AI Essentials: 29 Ways You Can Make Gen AI Work for You, According to Our Experts Where are you on your gen AI journey? This guide by CNET's experts will point you in the right direction.

A scientific journal has retracted a controversial study that hinted at the possibility of a bizarre life form.

"As this type of technology develops, it's going to have spinoff benefits for sustainability technology here on Earth as well ...