Gears can change the direction or the speed of movement. As there are teeth around the edge of the gears they grip together and so can withstand a greater force, enabling them to move large items ...

Gears can change the direction or the speed of movement. As there are teeth around the edge of the gears they grip together and so can withstand a greater force, enabling them to move large items ...

E-Day returns to the series’ action-horror roots with a cinematic prequel focusing on Emergence Day, humanity’s first interaction with the subterranean Locust. Focusing on Marcus Fenix and Dom ...