Retainers, night guards . . . it's all taboo. Those of Us who suffered through years of braces know how important it is to ...

An ultrasonic knife is a blade that vibrates a tiny amount at a high frequency, giving the knife edge minor superpowers. It gets used much like any other blade, but it becomes far easier to cut ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rose Maura Lorre Rose Maura Lorre is a writer who has reported on turkey ...