Do Aliens Exist? We Asked a NASA Scientist: Episode 5
https://www.nasa.gov/solar-system/planets/mars/do-aliens-exist-we-asked-a-nasa-scientist-episode-5/
WebSep 10, 2021. Article. Do aliens exist? Extraterrestrial life has never been discovered, but that doesn’t mean it doesn’t exist. At NASA, astrobiologists like Lindsay Hays are trying to answer one of the most profound questions ever: Is there life beyond Earth? Do Aliens Exist? We Asked a NASA Scientist. Watch on. Do aliens exist?
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