Type: Video

Why Do Rivers Curve?

Rivers pretty much never run straight. But why is that? Minute Earth explains what happens to a river over time as the water continuously flows.

Why Elephants Never Forget

It’s a common saying that elephants never forget. But the more we learn about elephants, the more it appears that their impressive memory is only one aspect of an incredible intelligence that makes them some of the most social, creative, and benevolent creatures on Earth.