Search Enter your search term in the field below and hit enter. Type to Search LATEST ARTICLES1Watch this robot 'cannibal' grow bigger and stronger by consuming smaller robots2Bad news for alien life? Earth-size planets may be less common than we thought3Diagnostic dilemma: Rare semen allergy may have caused woman's infertility4Bite marks reveal giant terror birds were potentially prey for another apex predator — humongous caiman578,000-year-old footprints from Neanderthal man, child and toddler discovered on beach in Portugal
