where the misnamed “Herkimer Diamond” is found. Aside from its aesthetic charms, and disregarding the claims of mysterious powers made by crystal enthusiasts, quartz has a lot of industrial uses.

While the diamond is a popular choice for engagement rings, it is not officially the "love stone." That title belongs to rose ...

Time crystals may sound like something from a science fiction film, but for physicists the phrase has a very specific meaning.