When do I stop using a bar of soap? What’s the current state of the first plastics ever made?  How do you best judge peoples’ character when dating?  What’s going on with bacteria in my math problem?  How do authors get health insurance?  Hank and John Green have answers!

Why don’t we know why gravity works? What if the Green brothers went on Dancing with the Stars? When jaundiced, do smurfs turn green? Why am I always thirsty even though I drink lots of water? How is Potato doing? Do you ever go down internet rabbit holes learning about the things that plague...