"The most expensive component is the space-based interceptor layer, which accounts for about 70 percent of acquisition costs ...

What methods can scientists use to correctly identify biosignatures, aka signs of life beyond Earth? This is what a recent ...

"Fundamentally, the vision of Star Catcher is to make it as easy to operate in space as it is to operate terrestrially." ...

The files raise intrigue but stop short of confirming the existence of extraterrestrial life.

A Cosmic solar flare erupted on May 10, triggering radio blackouts and a CME. It may spark possible northern lights on Earth ...

The sci-fi genre has a wide range of media for all fans, but some of the best hard sci-fi films of all time came out in the ...

The tranche of never-before-seen documents released by the Pentagon on UFOs includes descriptions of reported sightings - by ...

Bombshell files documenting alleged sightings of unidentified flying objects and aliens have been published by the US ...

Newly released Pentagon UAP files show Apollo 17 astronauts reported hours of unexplained lights and objects around the Moon, ...

The Pentagon has released hundreds of UFO-related files, including Apollo mission transcripts, military videos and eyewitness ...

The Pentagon's newly declassified documents detail decades of UFO sightings, including reports from civilians on Earth and ...

The Pentagon has released a new batch of UAP files, including Apollo and Gemini mission records, astronaut transcripts, ...