Two gears can mesh without having a parallel axis, which puts the gears in the same plane. Shafts that intersect or are skewed can be used to change speed or torque, depending on the need. April 18, ...

Ley Lines are the hypothetical or actual alignment of geographically or historically important places in the landscape, such as sacred sites, monuments, and ridgelines. The naming of this exhibition, ...

An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is perceived as a geometric optical illusion. These optical illusions occur due ...