Space.com on MSN
Making contact with ET? Aliens may already know we're here
Earth is dotted with humongous, human-made structures that, to an alien eye, may be tell-tale signs of intelligent goings-on.
A lunar base will be operating on the moon by the end of the 2020s, according to Dylan Taylor, who said humans will be living ...
Starlust on MSN
Humans can reach Alpha Centauri within lifetime by boarding a light-powered spacecraft
New laser-assisted technique may one day replace fuel-driven rocket propulsion ...
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