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Aliens could detect our airports. Scientists say radar signals could reveal our presence across the galaxy
Planet Earth could be giving out its own signals, which could in turn be detected by distant astronomers on an alien planet ...
Airport radar systems used daily at major hubs including London Heathrow and New York's JFK could be unintentionally broadcasting humanity's presence to aliens up to 200 lightyears away, according to ...
All the Latest Game Footage and Images from Alien on the Radar Multiplayer game of hiding and seeking. Become an alien and use stealth to deceive others, or a marine and survive long enough to escape.
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