How do boats float?

Can’t get enough of lizards? We’re back with a bonus episode answering more of your lizard questions with Adam Clause of the San Diego Natural History Museum. This week, chameleons, Komodo dragons, iguanas, monitor lizards and tuatara! How do chameleons change color? Why are Komo ...  Show more

Deep in the basement of the San Diego Natural History Museum, there are thousands of jars filled with preserved reptiles and amphibians. In this episode, But Why takes a tour with collections manager Adam Clause to answer your questions about lizards! How do lizards climb walls? ...  Show more

Attention, mystère et boule de gomme du jour : comment est-il possible qu’une bille de quelques grammes coule quand on la met à l’eau, alors qu’un paquebot qui pèse des tonnes – 52 tonnes 310 pour le Titanic, pour exemple - flotte « OKLM » (au calme) ?  Enfin oui, pardon, le Tita ...  Show more

In this encore episode, we answer the questions: How does the moon control the tides? Where do waves come from? And what’s it like to live in a tide pool?Sir Isaac Newton drops by and drops some knowledge. He helps explain why the tides ebb and flow. Then, an oceanographer/surfer ...  Show more

If you've ever wanted to build your own boat, this is the episode for you! DIY enthusiasts Scott and Ben talk about different kinds of boats you can build yourself, from mini hydroplanes to survival rafts.

Swimming in the pool can be a blast, whether you’re floating peacefully, splishing and splashing, or doing the doggy paddle. But have you ever wondered why you feel lighter in the water than out of it? We asked physicist Xie Chen to help us find the answer. Got a question swimmin ...  Show more