How to conquer Garbage Mountain

Humans have visited the moon but we’ve never lived there. Could we build a home on our lunar neighbor? Join Molly and co-host Ira as they find out why the moon can be a dangerous place, and what it would take to live there. We’ll imagine a visit to a lunar hotel, hear about all t ...  Show more

Sports and science go hand in hand, especially when it comes to softball and baseball. Join Molly and co-host Caris as they answer more of your questions about these two ballgames. Like why are bats measured in ounces? Or why do some players wear black paint under their eyes? Plu ...  Show more

Trash is one of the biggest problems on the planet. But scientists are coming up with solutions that might surprise you. In this Earth Day episode, we meet two researchers who are tackling trash in two very different ways. Kevin Solomon hopes to solve the challenge of recycling p ...  Show more

Tai tries to do his part by recycling whenever he can. But it turns out just tossing stuff into the blue bin doesn't do a whole lot: less than 10 percent of our plastic waste actually gets recycled, with the rest either ending up in landfill, burned or shipped overseas! How did w ...  Show more

In this special road-trip collection of Tumble episodes, you'll hear all about scientists who are making a difference in their communities. This episode pack contains:  How to be Helping Scientist Reinventing the Wheel What to do about Trash?  If you're a teacher and you ...  Show more

Metamorphic caterpillars! Fungus farming ants! Digital bees? Oh my! -- how can these all be bugs? In this episode, Avery talks about bugs in computer code and how she built a pollination video game with a Raspberry Pi. Izaiah updates us about the worms in the compost pile on h ...