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38:10ENFrom deepfakes to DNA: how SynthID watermarks AIHannah Fry, Pushmeet Kohli, Jeremy Ratcliffe · Google DeepMindHannah Fry sits down with Pushmeet Kohli and Jeremy Ratcliffe to explain SynthID: a mathematical watermark now used on text, images and video, and being extended to protein sequences so DNA synthesis companies can tell AI-designed molecules from nature.
1:25:13ENA $500 Lamp Cut TB Transmission 90 Percent. Almost Nobody Buys OnePresenta: Nathan LabenzAerolamp's Misha Gurevich and Vivian Belenky walk Patrick McKenzie through far-UVC at 222 nanometers: the lab science, the safety case, and why the bottleneck is awareness rather than physics.
1:43:39ENFive Mutations Could Make a 60% Fatal Bird Flu Spread Between PeoplePresenta: Nathan LabenzJohns Hopkins assistant professor Jassi Pannu argues for locking down only the sliver of functional data that teaches models how to make pandemic viruses — and keeping the rest of biology open.
2:02:27ENShe set out to build mirror life. Then she talked the field into stoppingPresenta: Nathan LabenzUniversity of Minnesota geneticist Kate Adamala tells Nathan Labenz why every known organism shares one chemical alphabet — and why flipping that alphabet would be a branch of synthetic biology better left unexplored.
37:01ENDNA Is Code, but You Compile It with a PipettePresenta: Sarah Guo, Elad GilGinkgo Bioworks CEO Jason Kelly tells No Priors why cells are worth the magic, why biology has no AWS, and why a pandemic should look like cybersecurity.
4:55:09ENJamie Metzl Puts the Lab-Leak Odds at 85 PercentInvitado: Jamie Metzl · Presenta: Lex FridmanThe genetic-engineering author walks Lex Fridman through the circumstantial case for a Wuhan accident, the cover-up he says is no longer debatable, and why the next pandemic will be decided by transparency, not blame.
1:26:53ENFrancis Collins Cannot Exclude a Lab LeakInvitado: Francis Collins · Presenta: Lex FridmanThe outgoing NIH director talks with Lex Fridman about COVID origins, gain-of-function research, Anthony Fauci, vaccines, and why scientific certainty is the wrong pose.
2:59:12ENNature Never Dealt This CardInvitado: Rob Reid · Presenta: Lex FridmanIn 2011 two labs independently engineered H5N1 so it could travel through the air between mammals — work Rob Reid tells Lex Fridman should never have been done, and still has not been stopped.








