Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

The video ranks the biggest cosmic threats to humanity, from rogue planets and black holes to supernovas, gamma ray bursts, ...

After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

Will Smith, Jeff Goldblum, Bill Pullman, and Vivica A. Fox star in the iconic film, which hit theaters July 3 1996.

One of the last 80s He-Man figures produced, this Skeletor has gone from an almost-forgotten obscurity to coveted collectible.

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The search for alien intelligence is entering a new phase as scientists expand beyond traditional radio signal searches and explore new ways to detect advanced civilizations. This documentary examines ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

For decades, the possibility of discovering extraterrestrial intelligence has captured the imagination of scientists, sci-fi enthusiasts, filmmakers, and the public alike. In line with such efforts, ...