The good: Travel-size gyroscopic mouse; works as a regular optical mouse as well. The bad: Not as comfortable to use as previous Gyration mice; feels cheap and insubstantial; occasionally spotty ...

GROSCOPY, since it belongs to classical mechanics, tends to be neglected by the modern physicist. We have now to depend on the engineers and applied physicists to maintain the teaching of the subject.

I'm not a golfer, so this post is framed as more of a question to our Pringle-wearing readers: Would this gyroscopic golf club work? Here are the details: The Gyro Swing has a gyroscope inside, which ...