Dear Hank & John

Astrophysicist Dr. Katie Mack joins Hank and John Green to discuss the universe's history, dark matter, and energy. Topics include color perception, napping in contacts, journeying to Mars, global sleep patterns, atomic composition, cosmic rays, and the challenges of sending humans to Mars.

Theoretical astrophysicist Katie Mack joins John Green to discuss the Big Bang, cosmic dawn, black holes, and the eventual end of our universe. They explore the mystery of matter-antimatter imbalance, the early universe and cosmic inflation, the formation of elements, and the profound meaning of the universe.

Hank Green discusses holding umbrellas and the dilemma of a life-sized Shaq cutout. They ponder on humans being a superorganism and the mystery of espresso goop smell. Also, they contemplate starting sunscreen late, pet reactions to sneezes, and the potential Mars oxygen-rich past.

Topics discussed include ping pong balls as a liquid, the concept of free will, the nature of toothpaste, rare books, Applebees, worst accents, and the hypothetical scenario of Gamera hugging the moon. Hank and John Green provide entertaining answers to these quirky questions.

Topics include audiobooks recommendations, relearning to chew, assigning letters to vitamins, dealing with fear of worms, and how gel fingernails work. Hank and John Green provide entertaining answers to these intriguing questions.

Topics include cat behavior, quitting Twitter, building a Lego house, displaced dirt by coffins, bouncing batteries, balancing socialization and personal time. Hosts Hank and John Green provide answers to these quirky questions.

In this podcast, Hank and John Green answer quirky questions about sticker placement, convincing friends to join them in a wolf-and-bear enclosure, compasses in space, reducing judgmental attitudes, the economy, astronaut knowledge of low gravity on the moon, and more!

How to stop caring about others' opinions, shower smoke detectors, high school TB testing, washing eyes, solar sail navigation, humanity peeing an ocean, ridiculous Martian ocean filling, earwax diamonds, Mars mission dreams, and football woes are discussed in this entertaining podcast episode.

Hank and John Green discuss college choices, survival tips, and the future of education. They share advice on navigating challenges, independence, and adulting. The conversation touches on the importance of access to information and choosing a career for positive impact. Plus, there's banter about sports, Mars geology, and the Project for Awesome event.

In this episode, Hank and John Green discuss topics such as the existence of Godot, their beliefs about hell, receiving a care package from Olivia Rodrigo, why phone batteries don't last longer, advancements in wireless headphones, making art affordable and accessible, and the dental hygiene of superheroes like Spider-Man.