Steven Spielberg returns to one of his favorite subjects in "Disclosure Day," but there are lot of things in the sci-fi ...

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

Humanity has already sent five spacecraft on trajectories that will eventually carry them beyond the Solar System, ...

First contact with alien civilizations won’t be with the beings themselves, but with their technology. By searching for these extraterrestrial artifacts, we embark on a journey through our solar ...

We take a deep dive into the secrets of Steven Spielberg's latest sci-fi opus.

Streaming platforms for Alien Portals: Strange Artifacts, Devices and Technology haven’t been announced yet. Check back soon for updates on where you can watch it online.

Avi Loeb is no stranger to controversy. The prolific Harvard University astrophysicist has produced pioneering and provocative research on black holes, gamma-ray bursts, the early universe and other ...