There’s all sorts of weather happening right now around the world. Rain, sun, wind, snow… you name it, somewhere it’s happening. It may seem hard to keep track of it all, but scientists have it figured out. We’ll find out how they collect data on weather around the globe and turn it into a forecast.
What superpowers does our skin have to repair itself? And what about other animals like salamanders that can do some pretty extreme healing? We’re going under the skin for this one.
Nasal mucus is very important to our health – and actually kind of magical. There’s a lot going on in our noses all the time that we don’t appreciate. Where do boogers come from? Why does your nose run when you’re out in the cold? Why does your nose get stuffy when you’re sick?
Is farting good for us? Where do farts come from? Why do only some make sounds? And what’s up with the smell? We tackle your questions about the gas we all pass in this episode.
Can you tickle yourself? Probably not. Almost everybody is ticklish, but what’s happening to us is a bit of a mystery.
We’ve gotten a lot of questions about bridges and tunnels: How do bridges stay up? How are tunnels built? How do they build bridges over water? How do they put tunnels underwater? To answer these questions we’re staging a little friendly competition: bridges vs. tunnels!
There are some basic ingredients to make thunderstorms and tornadoes. We’ll find out what they are – and how to observe these powerful and amazing storms safely.
Why do cat eyes look the way they do? Can cats really see in the dark? And what are they trying to tell us with that purr (you know the one)?
We talk to Dr. Alan Stern, the leader of NASA’s mission to Pluto – New Horizons. He’s been working on the mission for over 20 years and he’s excited to see the surprises that New Horizons will be sending back. Plus: Take a quiz to test your New Horizons knowledge!
Is it possible to know about the origin of language without traveling back in time? And how do babies learn to speak?