Logic would indicate that if significant numbers are reporting seeing strange objects in the sky then there may be a basis in fact,” a 1997 Defense Intelligence Staff memo said.

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

A genomic atlas of Nematostella vectensis reveals how primitive animals created multiple cell types millions of years ago, ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

The International Space Station (ISS) is a closed ecosystem, and the biology inside it — including its microbial residents — ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

I/ATLAS fuels a global security row as the CIA issues a 'Glomar' response to records requests. Is the interstellar object a ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Advanced alien civilizations might not be whispering across the cosmos with radio waves at all, but instead flickering like ...

The system is known as J1218/1219+1035, and is located 1.2 billion light-years from us. The three nuclei of the three ...

Within these classic games are brilliant design choices, tucked away behind hidden game mechanics, that bring the entire ...

Dive into the intriguing world of alien evolution! From convergent evolution to the basics of extraterrestrial anatomy, explore the possibilities of intelligent life and how it may differ or ...