A research paper, published in the International Journal of Astrobiology, states that Earth may have been sending bacteria-carrying dust particles out into space for billions of years.

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

A provocative study suggests that Jupiter’s frozen moon Europa may not only be hospitable, but that life from Earth could be ...

Scientists propose a simple but powerful new method for detecting traces of alien biology, whether on Jupiter's icy moons, in ...

Scientists have been eyeing the mysterious water world as one of the most promising places to find alien life for a while now, and this study suggests they’re on the right track. The moon, which is ...

In a first-of-its-kind discovery, astronomers claim they have directly measured the magnetic fields of multiple planets beyond our solar system — potentially providing a crucial new tool in the search ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...

Alien life may be hiding much closer to home than science fiction would have us believe, according to a particle physicist and dark matter researcher Dr Sarah Alam Malik, who argues that Saturn's ...

Weizmann Institute of Science researchers say their statistical toolbox will be used aboard planned Israeli Aerospace Industries spacecraft, Eureka, set to reach Jupiter's smallest moon in the 2030s ...

For generations, science fiction has imagined what life might look like on other worlds. Novelist H.G. Wells described nightmarish squid-like Martian invaders in The War of the Worlds, while the ...