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 ...
If you ever find yourself aboard a spaceship exploring the profound mysteries of the universe and you have the sudden urge to poop — former NASA astronaut Mike Massimino has some insights for you. “It ...
Tracy Gregg, associate professor of geology, answers a question for The Conversation’s “Curious Kids” feature. Whether you use a hole in the ground or a fancy gold-plated toilet, on Earth, gravity ...
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