The hosts discuss the origins and age of water on Earth, rejecting a fish's mating advances, and receiving wrong food orders through DoorDash. They also touch on the difficulties of measuring Mars quakes and the stability of their podcast.

The hosts discuss their changing perspective on life and announce a podcast reboot. They talk about the importance of fighting against TB and respond to a question about wind speed. They also talk about a retro restaurant, Blue Land cleaning products, AFC Wimbledon updates, a talented football player, Mars sample return challenges, and end with gratitude and a dad joke.

Mike Trapp, comedian and writer, joins Hank Green on Dear Hank & John to discuss the most versatile food, the circularity of towns, the concept of surprise, and more fascinating topics. They also explore the convenience of Hello Fresh, upcoming projects, and their experience playing a tabletop game together. Join them for a fun and informative conversation!

What the heck is going on with Dear Hank and John for the next four to six months?  Hank and John Green have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn  If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn

How do I find meaning in life? How big would a ball made of all the world's mosquitos be? If Neanderthals were around today, would they understand memes? Where is it 5 o'clock right now?  Hank and John Green have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn  If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn

Should cars have two horns? Why are humans the only animal that uses toilet paper? How do cowboys say goodbye? When will the first space murder take place? How do I have a Taskmaster birthday? Was there ever a day when nobody died? Hank Green and Sam Reich have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn

Where does the word delete come from? How do I maintain friendships in a difficult time? Do humans undergo physiological changes along with seasons? Could a potato take a picture? How do I do stuff at college? Why do we do what we do? What shoes are best at deflecting cleats? What's the deal with tuberculosis? John and Sarah Urist Green have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn  If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn

Are roaches a moral failing? What makes a species native? What's a finsta? How do I help a horse experiencing object permanence? Can I use quarters I found? How do they do surgery on a fish? Why do only old people like stinky cheese?  Hank Green and Roman Mars have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn

Is doing a 180 in a rocket ship hard? Do fish get thirsty? What are some alternatives to "Sun's Out, Guns Out"? How worried should we be about AI? Where do Floridians go for spring break? What's the next big sick? Hank and John Green have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn

What does water smell like? Did bipedal dinosaurs get back pain? Is my perception of time related to my heart rate? Does getting fresh air when you're sick actually doing anything? Are orange peels airtight? Why can't I smell ants? Why can't humans drink river water anymore? Deboki Chakravarti and Hank Green have answers! If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams and an exclusive weekly podcast at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn If you're in need of dubious advice, email us at hankandjohn@gmail.com.Join us for monthly livestreams at patreon.com/dearhankandjohn.Follow us on Twitter! twitter.com/dearhankandjohn