When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

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.

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.

Europa might not be the best place to look for alien life in the solar system after all. A new study modeling what the floor of the Jupiter moon's hidden ocean is like concluded that tectonic activity ...

Could Earth have seeded Jupiter's moon Europa with bacterial life, where it could have taken hold in Europa's ocean and perhaps evolved into something more? That's the hypothesis of a new paper in the ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study suggests alien life could be going undetected because scientists focus more on avoiding false discoveries than missing ...

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 ...

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 ...