Morning Overview on MSN
Are aliens blinking at us like fireflies? 1967 pulsar clue reignites debate
When astronomers first picked up a perfectly regular radio heartbeat from deep space in 1967, some of them half-jokingly ...
Quick, imagine an animal tongue. What came into your mind? The flicking forked tongue of a snake? A cow licking a block of ...
Isaac Arthur on MSNOpinion
Human aliens
When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like?
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