Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend. He said he did not see evidence during his presidency that ...

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what ...

In addition to some development projects, forest fires, invasive species, monoculture plantations, and large-scale diversion of forest land for various non-forest purposes are some of the serious ...

As a genre, sci-fi is full of memorable and acclaimed classics, but movies like The Matrix and Wall-E go beyond, thanks to ...

Dan Trachtenberg's third Predator movie is the most substantial evolution of the sci-fi franchise to date and boldly embraces ...

Dan Trachtenberg also told io9 a story he was worried he'd have to take to his grave about an early reaction to the film.

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...