Probably Science prodigal son Brooks Wheelan is back! It's been too long, but the Matt-Andy-Brooks triumvirate has reformed, at least for an episode, to get to the bottom of: Apple Records! Hipster Zunes! What Brooks will steal from your awful party! Craig's newfound fame! A Probably Science ripoff! The new Journey singer! Brooks getting a motorcycle! Brooks's ProbSci Rumspringa! Woolly mammoth blood! How much does North Korea really believe? Cockroaches getting too smart for our tricks! Jon Bon Jovi makes an appearance! Light shows with microwaved grapes! Seratonin's impact on sexual preference! Charles Dorner's Hangover manifesto shoutout! Too much radiation to go to Mars! Motion sickness in space! Smarter people don't pick up things in the background! Would you give up intelligence for happiness? Cheating with beta-blockers! Brooks on Adam Devine's House Party! Camping in Joshua Tree!