Your muscles, brain and how human feet evolved all play a part in why you can’t wiggle individual toes one by one. Here's how.

The evolution of the human species is marked by an increase in brain size. Now new research suggests that could be partly dependent on increases in prenatal oestrogen - revealed by looking at the ...

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University of Tennessee provides funding as a member of The Conversation US. One of my favorite activities is going to the zoo where I live in Knoxville when it first opens and the animals are most ...