I recently wrote a piece discussing some of the basic differences between coil springs and leaf springs. But while putting the piece together, I ran into an interesting problem. Despite coil springs ...

The general public’s knowledge of garage doors and openers typically starts and ends at the remote. Click the button, and it opens. Click it again, and it closes. It’s one of those things we take for ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...