“Alien Glow” –May Indicate Hidden Biospheres on Exoplanets

“This is a completely novel way to search for life in the universe. Just imagine an alien world glowing softly in a powerful telescope,” said lead author Jack O’Malley-James, a researcher at Cornell’s Carl Sagan Institute about ultraviolet radiation flares from red suns that might trigger a protective glow from life called biofluorescence.

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