A biological anthropologist explains why humans can't wiggle their toes in the same way they can wiggle their fingers.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...

One of my favorite activities is going to the zoo where I live in Knoxville when it first opens and the animals are most active. On one recent weekend, I headed to the chimpanzees first. Their ...

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Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to .... One of my favorite activities is going to the zoo where I live in Knoxville ...