Extraterrestrials Astronaut Helen Sharman: extraterrestrials exist and they may be here now David Pescovitz
Extraterrestrials Watch this far-out Japanese animated "documentary" about UFOs (1975) David Pescovitz
elves Footage of Dobby the house-elf from Harry Potter caught on home security cam video David Pescovitz
dyson spheres The best evidence for extraterrestrials may be their massive engineering projects David Pescovitz
hello from the children of planet earth The Voyager Golden Record deconstructed on the Twenty Thousand Hertz podcast David Pescovitz
Extraterrestrials Harvard-Smithsonian astronomers: could the mysterious interstellar object be part of an ET probe? David Pescovitz
SETI Mysterious repeating radio bursts from distant galaxy could be sign of extraterrestrial technology David Pescovitz
genomics Genetic analysis reveals that bizarre extraterrestrial skeleton isn't extraterrestrial David Pescovitz
explainer videos Why alien life would be our doom: Kurzgesagt – In a Nutshell video Mark Frauenfelder
radio waves Alien hunters pick up over a dozen strange new signals from a distant galaxy Andrea James