Calculate the output speed. Gear ratio = number of teeth on driven gear ÷ number of teeth on the drive gear ...

The Harmonic Drive is a key part of countless robotic applications. Incredibly simple yet quite odd to watch, this gear system is extremely precise with an impressive torque-to-weight ratio, even if ...

We have developed a comprehensive evidence based atlas to estimate age using both tooth development and alveolar eruption for individuals between 28 weeks in utero to 23 years; it shows a sequence of ...

In this new study, the team used samples of a tooth from the Well-man’s skeleton to sequence his genome. The team was then able to determine that he most likely had blue eyes and blond or light ...

The new design, which involves the lower static toothed belt, also strengthens ServoBelt’s ability to non-destructively ...

Over-the-counter express strips can be a great option for at-home teeth whitening. It's more affordable than professional whitening, doesn't require a trip to the dentist's office and can yield ...

Here’s our latest suggestion: We know it can be a little gross. But brushing in the middle of the day—even when you’re at work—can do your teeth a favor.

Teeth-whitening treatments are relatively new to my own routine, and I’ve noticed that with consistent use, they help me keep that just-left-the-dentist-clean look (especially a month or two ...

Regarding your health, one of the most important daily habits to adhere to is brushing your teeth. That’s because this practice can remove plaque and bacteria — both of which can wreak havoc ...

When you think about sharks, the first thing that might come to mind are huge jaws filled with rows of deadly-looking teeth. But shark teeth come in many shapes and sizes. They can tell us how these ...

Tooth pain (toothache) affects the teeth in your oral cavity (mouth). The intensity of your pain can range from a dull ache to a pulsing pain. Excruciating tooth pain can affect your daily life ...

Professional teeth whitening can cost a pretty penny, but luckily there are a lot of at-home teeth whitening products to DIY a brighter smile. From whitening strips to mouthwash, we found the best ...