Humans

Tessa Violet is a singer-songwriter and former YouTuber whose new album, There Will Be Joy, is a meditation on internal growth. Tessa and Hank talk about their long friendship, what it’s like to go viral in Russian under dubious circumstances, and how Tessa’s experimentation with psychedelics changed her life. There Will Be Joy will be out in its entirety in January 2027. 

You can find Tessa on social media @tessavi...

T-Pain is a Grammy-winning artist, songwriter, and music producer. These days he produces music while streaming live on Twitch so that people can see exactly how human his process is. On this episode, T-Pain and Hank talk about the pain of success, what happened to his career when AutoTune got cancelled, and why it's key to just let it go. Plus, Hank shares his love for “Shawty Get Loose.”

Got a question or a comment? Yo...

Hannah Ritchie is a data scientist, author, and deputy editor of Our World in Data — and she's convinced the world is making more progress than the headlines show. Hannah and Hank talk about why incremental change is good but not sexy, a few of the 50 climate questions she tackles in her new book Clearing the Air, and why cement, of all things, has her the most excited.

Got a question or a comment? You can reach us at humans@h...

Jerome Goddard is a medical entomologist, extension professor at Mississippi State University, fiction author, and now a TikTok star. Jerome and Hank cover things you’d expect: bug populations, insect-borne illnesses, and tick saliva, but the conversation expands into environmental ethics, philosophy, and faith vs science. In a truly joyful conversation, the bug man and science communicator talk about how life is about going ...

Sam Forstag is a former smokejumper who’s running for Congress in Montana’s U.S. House District 1. He’s the Democratic candidate, but is he actually a Democrat? Hank and Sam break down what’s wrong with the two-party system, how the U.S. manages its public lands, and whether there’s hope for the housing crisis. Sam believes government work isn't too different from fighting fires — you h...

Katie Mack is an astrophysicist who studies the end of the universe. Hank and Katie talk about the value of the Artemis II mission, how we can see the beginning of time, and when the universe may end. Plus, Katie tells Hank that dark matter and energy aren’t as weird as we may think.

Got a question or a comment? You can reach us at humans@hankgreen.com

Find us on social media @humanswithhank

Find Katie Mack on Instagram @astroka...

Maya Rupert is a political strategist and social justice leader. She also served as the campaign manager for Julián Castro’s presidential campaign, and is Hank’s friend and political confidante! The two talk about Maya’s book, The Real Ones, why conversations about race are usually unproductive, and if the Democrats are wusses. Plus, Taylor and Beyoncé (not vs!).

Got a question or a comment? You can reach us at hum...

The commander of NASA’s Artemis II mission slid into Hank’s DMs on Instagram asking to talk. Their conversation covers what it’s like to leave Earth behind, why astronauts need to be active followers, why Reid was wary about becoming a meme, and who was actually farthest away from Earth at the mission’s peak. Plus, they talk about Reid’s iconic Hello, World photograph, and the accidental time-lapse tha...

The original author of the Warrior Cats book series has contributed to over 70 books about feral felines, all while not liking cats. Hank and Vicky discuss following your “still, small voice of calm,” the delicacy and respect with which she approaches her young audience, and how the series is autobiographical. 

Got a question or a comment? You can reach us at humans@hankgreen.com

Find us on social media @humanswithha...

The writer of The Martian and Project Hail Mary proudly calls himself a “Hank Green-ist.” Andy and Hank talk about why the present is always better than the past, the state of science fiction today, the impact of AI on collective entertainment, and Andy explains why he has a huge problem with zombie stories. Plus, Andy shares how Hank’s responsible for the very last edit made to Project Hail Mary. 

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Known to millions as the Black Forager, Alexis Nikole Nelson turned a lifetime of plant knowledge and a theater degree’s worth of showmanship into a social-media account that empowers followers to find food in unlikely places. She and Hank talk about the deeply racist history of land access, crafting hyper-palatable social media posts, and why she wants to throw her phone in the ocean — but won’t. Plus: Alexis bri...

The co-creator of Radiolab is as much a fan of Hank’s as Hank is of him. The two talk about Dolly Parton, how to close the gap between your taste and your ability, and why it’s essential that we re-acquaint ourselves with the wonder of the universe. And Hank breaks down in tears over a Radiolab episode from 2007 called “Mortality.”

Got a question or a comment? You can reach us at humans@hankgreen.com

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Ze Frank invented vlogging according to Hank. The creator of the YouTube series True Facts and The Show talks to Hank about getting ideas out into the world, why he prefers discomfort when making things, and how he uses science as fodder for jokes. At the episode’s end, Ze lays down some of the best advice Hank’s ever heard. 

Got a question or a comment? You can reach us at humans@hankgreen.com

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Wyna Liu is the maker of one of Hank's favorite games: Connections. In the New York Times game, players sort 16 words into four categories. Wyna and Hank geek out on what makes a great puzzle, why low-stakes activities matter, and how a category game ended up funding some of the best journalism in the world. Plus: Wyna hits Hank hard with the idea that no effort is wasted when you're a maker.

Got a question or a comment? You can rea...

John disapproves of his brother's new podcast entirely, but is happy to be here. They talk about why John's worried about Hank, why being in favor of humans is now counter-cultural, if John's seminary training might have helped the brothers' internet success, and what Mark Twain has to do with any of it. They have spent years talking publicly together — but not like this.

Got a question or a comment? You can reach us at humans...