Aliens aren’t “out there” – they’re here on Earth. You may have seen one. You may even be one. And if you read the foregoing ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

The greatest space movies are so varied that they don’t even all take the same approach to their setting. Some of them are ...

NASA’s Curiosity rover has come across the best proof that there was once life on Mars. The discovery from a rock sample ...

NASA's Curiosity rover has found DNA-like molecules and space-rock chemicals on Mars, proving the Red Planet could have ...

The disappearances and deaths of 10 government workers tied to nuclear or space technology have sparked speculation online.

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Scientists say caves on Mars and icy moons may host microbial life and serve as future habitats for astronauts to be sent to ...

Sci-fi is an enduring genre, especially when it comes to blockbuster film and TV, and these expansive franchises are the best ...