The curious minds at What If explore what would happen if we found life on Jupiter's moon Europa.

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

Every second, hypervelocity collisions may be blasting tiny flecks of Earth into space. Some of those grains, small enough to ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

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 ...

In 1944, 29 reindeer were introduced to St. Matthew Island for emergency food. Without predators, the herd exploded to 6,000.

A research paper, published in the International Journal of Astrobiology, states that Earth may have been sending ...

American Religious Belief in Extraterrestrial Life (Princeton Univ., Sept.) argues that several American religious traditions have long believed in that aliens exist—and want to help us.

Jupiter's moon Europa has an abnormally high reflectivity, acting like a mirror due to the features of the ice shell. This ...

In fact, polls in Australia, the US and elsewhere indicate around a third of the public believes aliens are here. However, ...

Now Ph.D. candidate Tommaso Zaccaria has discovered 10 micro-organisms that could theoretically survive the unforgiving ...