On the left is the gear-drive cam and its distributor drive gear, while the pair on the right are for conventional chain drive. Notice the different helix angle of the gears. See All 3 Photos ...

If you're driving a manual-transmission car, you may be wondering when to shift gears to get the best mileage. There's a ...

The result is a 1,258-horsepower car that can drive in two different gears at once. Seriously In a hybrid vehicle with conventional transmission, the electric motor can be directly connected to ...

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 ...

In recent years, carmakers have embraced the technological freedoms that come with electric vehicles (EVs) and advanced electronic systems. This shift has allowed for the removal of traditional ...