Add Yahoo as a preferred source to see more of our stories on Google. Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening ...

Scientists propose a new method to find alien life by studying planetary patterns, moving beyond traditional biosignature ...

Can desert planets with alien life, like the one in the movie *Dune*, exist? Scientists’ answer leans toward “no.” A study ...

(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

Most people believe in life on other planets, a newly released study that canvassed respondents around the world claims. After surveying 26,492 people in 24 countries, research firm Motivaction found ...

Human activity brings with it alien species and creates excellent conditions that allow them to become established in an otherwise barren Arctic landscape. (Kristine Bakke Westergaard, NTNU via SWNS) ...

OSLO, Feb 21 (Reuters) - Animals and plants brought to Europe from other parts of the world are a bigger-than-expected threat to health and the environment costing at least $16 billion a year, a study ...