It should come as no surprise, but our smiles dim over time. Thankfully, teeth whitening strips are a quick fix to refresh ...

Professional teeth whitening can cost anywhere from $300 to $1,000. It’s no surprise many people turn to over-the-counter strips, kits and toothpaste to brighten their smiles. "Think of ...

Is it safe to use a drill to remove gel nail polish? If you’re not trained like the pros, it’s probably best to stay away from pro-level tools like a nail drill (aka electronic file).

Home teeth whitening kits commonly use either charcoal, gel-based whitening solutions, or LED lamps. Charcoal-based products normally come in toothpaste form. Gel-based products are used with a rubber ...

To safely determine if an opal is hydrophane and avoid further propagation of existing cracks, the stone should be examined using a standard gemological microscope and direct transmitted light (with ...