An unusual long line of illuminous lights caught the attention of people across the UK ...

An alien weapon has been found on Mars, according to a top UFO researcher. RadarOnline.com can reveal an image taken by ...

An image of Mars taken by NASA's rover has sparked theories that aliens may be hiding on the Red Planet.

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" ...

What a view.

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. But so far there is no trace ...

Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature of the universe.

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) cases spanning the 1940s to the present, along with the new Steven Spielberg ...