That evidence lies in this, the Lycurgus cup. It’s an example of dichroic glass — that is, glass that takes on a different color depending on the light source. In this case, the opaque green ...

Some of the parts were scorched beyond repair, but he did find some lenses and mirrors and a mystery glass cube. It turns out that this cube is a dichroic prism which is used for combining images ...

Here, we present the secret nail files . . . 1. Nails are mostly made from keratin, a fibrous protein substance also found in hair. Although fingernails may seem brittle and easily broken ...

One to try: the Gelish 180 Grit File. Alternately, Dr. Stern recommends a glass tool like the Londontown Glass Nail File, ...

From a glass file to a good old fashioned emery board, you have choices no matter your nail type. There are even salon-level electric nail files with multiple attachments that you can pick up if ...

We spoke to nail experts about everything you need to know to nourish your natural nails properly, including their recommendations on the best nail strengtheners for healing damaged nails.

Instead of manually filing or buffing your nails smooth with a handheld nail file, this handy gadget can do it all in less time. “A nail drill is an electric tool used in manicures and pedicures ...

For spring 2024, creating a stylish, finished look is at your fingertips. From subdued neutrals to intricate spring nail art ...

A file is the common storage unit in a computer, and all programs and data are "written" into a file and "read" from a file. A folder holds one or more files, and a folder can be empty until it is ...

Apple could very well be close to achieving that future with a wearable heads-up display called "Apple Glass." Apple has a ... or held" were found in a readme file. However, not much came from ...

The leaves aren't the only thing changing color this time of year. It's officially time to pack away your bright summer nail polish and embrace the rich, moody hues of fall. Gray, deep burgundy ...