Humanity may be one step closer to finally answering the question of whether we're alone in the cosmos with a definitive "no.

Scientists suggest that previously undetected hydrogen clouds could account for the untraceable half of the universe's ...

A new approach suggests that a tiny spin of the universe throughout space might reconcile those conflicting numbers. If the ...

Mysterious dark matter makes up 85 percent of matter in the universe, and of the remaining 15 percent, scientists couldn’t ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

Researchers have developed an AI model that identifies star system that could be harborbing an Earth-like exoplanet.

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

Stranded astronauts and celebrity space tourism have piqued interest in space — and a photography exhibition in the museum is ...

Near a planet far, far away astronomers have found traces of chemicals that on Earth are only produced by living beings.

Researchers at Cambridge University's Institute of Astronomy have found evidence that could support proof of life on K2-18b, ...

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...

Astronomers have discovered a rare planet orbiting at a 90-degree angle around two brown dwarfs—marking the first evidence of ...