Got an extra 400 bucks? How about spending it on a yo-yo? A really nice yo-yo, a state-of-the-art, forged-magnesium-alloy, ultralong-spinning yo-yo. Later this year, Duncan Toys, a seller of ...
Paul M. Sutter is an astrophysicist at The Ohio State University, host of Ask a Spaceman and "Space Radio," and author of "Your Place in the Universe." Sutter contributed this article to Space.com's ...
These weird defects in space-time should be out there, somewhere. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Paul M. Sutter is an ...
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