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Why have we not yet found proof of alien life? According to astrophysicist Avi Loeb, we simply haven’t dedicated the proper resources. Diving into unidentified phenomena...
From favorite moons to the search for alien life, astronomer Heidi Hammel discusses the latest in astronomy and the breakthrough innovations behind her work with NASA’s...
As the United States military releases new unseen footage of Unidentified Aerial Phenomena, or UAPs, otherwise known as UFOs, the general public has questions. USC lecturer...
Visit to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more. Is there life on Venus? Quantum astrochemist Clara Sousa-Silva makes...
Visit to watch more groundbreaking talks from the TED Fellows. Astrophysicist and TED Fellow Sarah Rugheimer searches for aliens — but not the cartoony green kind....
