3I/ATLAS Update: Harvard Physicist Puzzled by Alien Comet's Striking Color Change — It Glows Green

Harvard physicist Avi Loeb is puzzled by the interstellar comet 3I/ATLAS after it turned a shocking green colour near the sun ...
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Suppose there were an alien civilization on Proxima b

Attention human. You are receiving an interstellar radio transmission .And it could be coming from one of the nearest exoplanets, Proxima Centauri b.
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How the James Webb telescope could find alien life

The infrared James Webb telescope is 100 times more powerful than the Hubble telescope. It has 18 separate mirror segments ...