A second batch of previously classified files on reported UFO sightings has been released by the US Department of Defence.

A new report details that the number of sightings of Unidentified Anomalous Phenomena is increasing as enthusiasts are searching for a chance to connect with the outrageous mysteries of the universe.

It’s not enough with the vortices, already? Apparently not. The night-vision-goggles-wearing folks behind this event promise “UFOs darting about in the nighttime sky” and “huge motherships launch[ing] ...

A decade ago, we spotted an exoplanet that could be the most habitable world yet discovered. Now we're about to find out if ...