I've got a vacation cabin, and for the first time we've had repeated break-ins and some theft. To increase security, I was thinking of chaining a few valuables down. Is there a chain that can't be cut ...

Engineers designing motion-control devices have a long list of standard, off-the-shelf options to choose from, everything from balls screws to electromagnetics. But the list shrinks dramatically if ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...