"Disturbing images that will leave you feeling creeped out. Trump invites China's Xi Jinping to inauguration David Letterman at 77 says retirement is both ‘a myth’ and ‘nonsense’ Photos ...

T hey fly and crawl around us constantly, but we rarely take the time to get a thorough, up-close look at insects. They’re ...

Usually, we can't see any of this. Read more: The best microscope photos of the year reveal a strange and hidden universe in astonishing detail For the 45th year of the contest, four judges ...