How do oysters make pearls?

In this episode, we're tackling all the mosquito questions that have been bugging our listeners. Why do they bite? Why do the bites itch? Is scratching them a good idea? Why do some people seem to be more delicious to mosquitoes? How can we keep them away from us? And are mosquit ...  Show more

We use lightbulbs everyday, but how often do we stop to think about how they work? These genius little inventions are packed with cool science. Molly and co-host Maya will explain how they work step by step. Plus we’ll hear your suggestions for what to shout when you have a brigh ...  Show more

All different kinds of giant prehistoric creatures used to walk the Earth, from 20-foot-tall sloths to sharks longer than a school bus.. They all seem huge in our imaginations, but were animals in the past actually bigger than animals on Earth now? We asked paleontologist Kristi ...  Show more

Today's megafauna are tiny compared with history's largest dinosaurs. Learn a few theories about how these animals got so big in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/extinct-animals/why-were-prehistoric-animals-big.htmSee omnystudio ...  Show more

Dinosaurs! Spectacular resilient beings who were able to adapt and survive the most terrifying of events. Evolving from a group of mostly humble-sized creatures, into the most enormous beasts that ever existed on land. But how did the first true dinosaurs emerge? In this episo ...

On today's episode of Macrodosing, we go back in time to talk about the beings that walked the earth before us, dinosaurs. Are the real and did they ever walk the earth? We even did a Dino Draft. You don't want to miss it. 1:30 Dinosaucers and Dinosaurs TV show 5:15 Update o ...