News tagged with fermi paradox

Enrico Fermi and extraterrestrial intelligence

It's become a kind of legend, like Newton and the apple or George Washington and the cherry tree. One day in 1950, the great physicist Enrico Fermi sat down to lunch with colleagues at the Fuller Lodge at Los Alamos National ...

dateApr 08, 2015 in Astronomy
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Silence in the sky—but why?

( —Scientists as eminent as Stephen Hawking and Carl Sagan have long believed that humans will one day colonise the universe. But how easy would it be, why would we want to, and why haven't we seen any evidence ...

dateAug 26, 2013 in Astronomy
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Nonterrestrial artifacts hard to pin down

( -- Two Pioneer probes left our solar system carrying plaques about humankind, and two Voyager probes will soon join them to gather information about places far out in our galaxy. We can and will send more autonomous ...

dateNov 07, 2011 in Space Exploration
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