Note that the yellow rack tooth is deep into the undercut space. Figure 1.2.1: The green gear is a 7 tooth gear without profile shifting. In yellow is the same gear, profile shifted. Note that the ...

This reduces friction and wear. These methods also allow for more complex geometries that distribute loads better and ...

Bo Nix isn't your typical rookie quarterback. The Broncos signal-caller had an extensive collegiate tenure, beginning at ...

The circular spline: A completely rigid ring with internal teeth, similar to a planetary ring gear, and with two more teeth than the flexspline. When the wave generator spins, about 30% of the ...

Professional teeth whitening, while effective, doesn't come cheap. If you're not keen on spending a few hundred dollars on treatment, there are a lot of at-home teeth whitening products for a DIY ...

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 ...

To kick off with some Olympic tech, here is Wout van Aert's Cervelo time trial bike from Paris, with a double disc wheel ...

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 ...

Teeth grinding, or bruxism, can happen day or night. But sleep bruxism is much harder to treat since many of us don’t even know we’re doing it. The condition is often only detected when ...

This mechanics tool set is the perfect starter or backup set, no matter how experienced you are with tools. This set is based ...