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Could We Detect an Alien Civilization's Waste Heat? - Discovery News
http://news.discovery.com/space/alien-life-exoplanets/could-we-detect-an-alien-civilizations-waste-heat-140813.htmDespite the occasional report of an extraterrestrial sighting, be it through a microscope revealing curious shapes in a meteorite or a photo of wispy lights taken at the blurry end of a camera lens, aliens have yet to make contact with humans. Even the ...
Submitted in section: Paranormal news 2014: Could We Detect an Alien Civilization's Waste Heat? - Discovery News