Former U.S. President Barack Obama said he did not see evidence that aliens "have made contact with us," after sending social media abuzz by saying aliens were real on a podcast over the weekend.

Former US President Barack Obama says he has seen no evidence extra-terrestrials have made contact with Earth.

President Donald Trump announced plans to direct agencies to release files related to "alien and extraterrestrial life" shortly after slamming former President Barack Obama for his recent comments on ...