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Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

The first six months of 2026 have produced four stand-out sci-fi movies – and they all have one thing in common, says Bethan ...

Planet Earth could be giving out its own signals, which could in turn be detected by distant astronomers on an alien planet ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...