115: Semi-Immortal 35-Year-Olds on Mars

What is a patron saint? Do we all get eaten? How do flames decide where to go? How do trees stay standing? What happened to Hank’s hair? How do doctors decide where the needles go? …Hank and John Green have answers!If you're in need of dubious advice, email us at hankandjohn@gmai ...  Show more

What happened to John in 2014? …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 at patreon.com/dearhankandjohn.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at ...  Show more

Why do people need to sleep? How do we actually go to sleep? How does sleeping get rid of toxins in the brain? And how come when it's nighttime I don't want to go to sleep but when it's morning I don't want to wake up? Those questions and more, all about sleep. We're highlight ...

Have you ever woken up in the morning with the corners of your eyes filled with crud? Sleepy sand? Eye goblins? Dozy dust? Bed boogers? Why do our eyes make this stuff, anyway? And why does it build up when we’re asleep? We asked Yale eye doctor Soshian Sarrafpour to help us get ...  Show more

Why do people need to sleep? How do we actually go to sleep? How does sleeping get rid of toxins in the brain? And how come when it's nighttime I don't want to go to sleep but when it's morning I don't want to wake up?! Those questions and more, all about sleep. We're joined b ...

Are you getting the sleep you need? Do you wish you could improve your sleep, but you’re not sure how?

Dr. Gina Poe is an accomplished researcher and trained neuroscientist with a PhD in basic sleep. Currently a professor at UCLA, Dr. Poe has been researching the ...