scientific skepticism

David Fravor: UFOs, Aliens, Fighter Jets, and Aerospace Engineering | Lex Fridman Podcast #122

Lex Fridman

Commander David Fravor, a former Navy fighter pilot and instructor from Top Gun who served for 18 years leading Strike Fighter Squadron 41 (VFA-41), recounts his historic encounter with an unidentified aerial phenomenon in 2004. During this incident aboard the USS Nimitz, Fravor chased what he descr …

Garry Nolan: UFOs and Aliens | Lex Fridman Podcast #262

Lex Fridman

Professor Garry Nolan, a Stanford biologist specializing in cellular mechanisms and DNA epigenetics, approaches the UFO phenomenon through a rigorous scientific lens rather than speculative belief. He posits that life itself is fundamentally computational, with DNA acting as a dynamic machine contai …