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'Storm Area 51' social media movement is 'getting somewhat out of hand,' says UFO expert

Area 51 expert on social media campaign to 'storm' top-secret site: Military won't let anyone get close

Over 400,000 Facebook users pledge Area 51 raid: 'Lets see them aliens'

Astronomers created a 'cosmic cheat sheet' to help look for aliens

'What would you do if we found aliens?' survey asks

Key to understanding aliens might be unlocked by octopus' tentacles

Life on icy alien worlds may resemble creatures under submerged Hawaiian volcano

Extraterrestrials may spout out toxic gas as a sign of life, researchers suggest

Mississippi town dedicates historical marker at site of 'alien abduction'

Pennsylvania man allegedly built bomb to warn about aliens who plan to destroy planet