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NARRATOR: There are extreme homes all over the world, and we're taking you inside some of them for a personal tour. The word "extreme" means different things to different...
Have you ever noticed how the full moon looks bigger when it's near the horizon than when it's high over head? If so, you're not alone. People have wondered about this strange...
We already know that the world is made of things, things like cats and macaroni salad, and macaroni salad is made of things like mayo and mustard and celery, which are all made of molecules. As...
Have you ever been floating in a swimming pool, all comfy and warm, thinking, "Man, it'd be cool to be an astronaut! You could float out in outer space, look down at the Earth and...
Imagine yourself standing on a beach, looking out over the ocean, waves crashing against the shore, blue as far as your eyes can see. Let it really sink in, the sheer scope and size of it all. Now,...