As for those salt clouds, the salt is not table salt or even Pink Himalayan Rock Salt, though that would go splendidly with ...

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

Something is absorbing light on the surfaces of Pluto and Saturn’s moon Titan, and figuring out what it is could be crucial ...

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

The United States government's recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) ...

A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to ...

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

James Webb has revealed that the sunrise and sunset sides of WASP-121 b have surprisingly different atmospheres.

American Religious Belief in Extraterrestrial Life (Princeton Univ., Sept.) argues that several American religious traditions ...

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...