The discussion highlights various celebrities with unexpected interests in science, including Tom Hanks, Brian May, and Mayim Bialik, who hold advanced degrees in scientific fields. Alan Alda's initiative to engage students with science through competitions is noted, as well as Hedy Lamarr's invention of spread spectrum technology, which is foundational for modern communications. The conversation also touches on the varying degrees of commitment to science among celebrities, with some merely showing interest while others actively contribute to research. John Urschel, a professional athlete, is mentioned for pursuing a PhD in mathematics, illustrating the diversity of scientific engagement among public figures. Overall, the thread emphasizes the surprising connections between celebrity culture and scientific pursuits.