(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Steven Lautzenheiser, University of Tennessee (THE CONVERSATION) Advertisement Article ...
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 ...