For example, the first book on the list is a bible of sorts, serving as the ultimate go-to for crystal enthusiasts. We also highlight an option specifically for women who are looking to restore ...

To do so, they need to convert megajoules of infrared laser beams all the way across the visible spectrum into the ultraviolet, relying on huge crystals of deuterated potassium dihydrogen ...

We all have that one person in our lives whose home is dotted with crystals — for me, it's my editor Hugh. But while he confesses to having a secret crystal collection, he also admits he just ...