Ever had a weird pain in one of your teeth and thought, "Oh no...does this mean I have a cavity?" Of course, only a dentist can tell you for sure, but there are plenty of signs (both visual and ...

A cavity is a hole in your tooth caused by decay over time. Symptoms include white or dark spots on the tooth, or you may feel a hole with your tongue. You never want to hear a dentist say that you ...

Cavities, also known as dental caries, are a sign of tooth decay. As the decay progresses, small holes begin to develop in the teeth. If not treated, they can become larger and cause more problems.

A cavity is a hole in the tooth. Signs of a cavity include spots or holes on the surface of the tooth and pain sensitivity in the area. Cavities are a symptom of tooth decay. They develop when ...

Temporal cavity solitons are packets of light persisting in a continuously driven nonlinear resonator. They are robust attracting states, readily excited through a phase-insensitive and ...

Skipping the dentist isn’t worth sacrificing a healthy smile. andersphoto/Shutterstock A sharp zing in your tooth is usually the first sign of a cavity wreaking ...

Helium-neon lasers may be little more than glorified neon signs, but there’s just something about that glowing glass tube that makes the whole process of stimulated emission easier to understand. But ...

Ovarian cancer often goes undetected for a long time. In seven out of 10 patients, the tumor has already formed secondary ...

Signal paths are designed to be low Q resonators. This prevents ringing. But cavities, composed of a power and ground plane for example, can have very high Qs. This means even a little bit of coupling ...