As new telescopes begin detecting chemical signatures on distant exoplanets, in this episode of Photo Evidence we follow the story from classified encounters to the edge of the observable universe, examining whether these clues add up to the strongest evidence yet that we’re not alone in the universe. #aliens #extraterrestrial #photoevidence Daily Mail Website: https://www.dailymail.co.uk Daily Mail Facebook: https://facebook.com/dailymail Daily Mail IG: https://instagram.com/dailymail Daily

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