Andy's away, but Matt and Jesse are joined by Kevin Kataoka and returning guest Brian Malow to talk about pseudolegal grifts! Why you shouldn't talk to the police! Scientists who've grown a human embryo!  Brian May side projects! Hedy Lamarr's inventions! Military subterfuge and ghost armies! And sailing a satellite out of orbit! You can join our Patreon to hear a bonus story about NFL jersey numbers.

Comedian/biomedical engineer Pallavi Gunalan (@PallaviGunalan) joins Matt, Jesse and Andy to talk about her path from science to comedy, working on open-source ventilators, the oldest living skydiver, the oldest surfer, growing human kidneys in pigs, the surprising intelligence of jellyfish and a misread of one of Newton's laws.

Andy's back from Burning Man to give the gang an update on how not big of a deal the rain was and to talk about Jesse's love of the band Ghost, middle-age music obsessions, the viral sensation "Sitting" by Brian Jordan Alvarez, debunking a Da Vinci tree rule (and figuring out what, exactly, bunk is), the greatest-ever opening line of a textbook, the risks of eating a single super-hot chip and how much you'd have to pay Jesse to do it.

Comedian, Kimmel writer and now author Jesse Joyce joins us to talk about his new book about the killer of Lincoln's killer! Plus live brain worms! The Indian moon landing! Unimpressive household robots! And who should go to Mars! Click here for a free trial of Scribd and read/listen to Jesse's book.

Comedian, actor and host of The John Fugelsang Podcast and SiriusXM's Tell Me Everything John Fugelsang (@JohnFugelsang) joins Jesse, Andy and Matt to talk about Prince's showstopping Beatles solo, reconciling science and the Bible, Russia crashing a lander into the moon, the steampunk LK lunar module, warnings of the submersible implosion, the 1970s SoCal Hurricane Kathleen, the reason it takes a while for a tan to show up and a view of Hurricane Hilary from the ISS.

Comedian DeAnne Smith (@DeAnne_Smith) joins Matt, Andy and Jesse to talk about DeAnne's new special Chiweenie in a Tank Top, getting Canadian citizenship, advances in pig-human transplantation, the possibility of regrowing human teeth, the game Pizza Party and the Radiolab episode about Alpha Gal.

Comedian Jamel Johnson (@NonProfitComic), host of too many podcasts to count, joins Matt, Jesse and Andy to mourn Paul Reubens, discuss Amazing Larry and his deleted scene, the Cabazon dinosaurs, Sonic & Knuckles, Michael Jackson's Sonic connection, how to help striking film and TV workers, a tick bite that can cause a meat allergy, leprosy on the rise in Florida, Mars spinning (slightly) faster, crushing a design contest for kids and connecting old mice to young mice.

American Gladiator Danny Lee "Nitro" Clark joins Andy, Jesse and Matt to talk about the hit Netflix documentary Muscles & Mayhem, how his "raw meat" tryout ad-lib landed him the role of a lifetime, the analogies between management's treatment of the Gladiators and the current WGA/SAG strikes, the odd experience of seeing yourself as an action figure, nostalgia for the monoculture, Nitro's romance with Ellen Degeneres, the role genes play in determining your endurance ability, introducing height classes into basketball, and Tony Vainuku's other Netflix doc about Manti Te'o.

Comedian/writer/director Bethany Dwyer (@BethanyDwyer) returns to the show to talk with Matt, Jesse and Andy about her horror film Grandpa, self-repairing metal, action movie one-liners, why dolphins and orcas won't be returning to land, the resurrection of 46,000-year-old nematodes and the list of human evolution fossils.

Brooks Wheelan (@brookswheelan) returns to the podcast to celebrate 500 episodes of Probably Science and talk about Probarbenheimer, the demise of Summer Country, a new venomous snake, a solar telescope array that cost half as much as White Chicks, unlocking car doors with tennis balls and creating weather forecasts with AI.