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 ...

Nancy Cartwright - who has voiced Bart Simpson for over 35 years - doesn't think AI has enough "heart" to replace her on The ...

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 ...