One of the six simple machines, a screw is nothing more than an inclined plane wrapped around a center pole. While today screws come in standard sizes, and typically are tightened by turning clockwise ...

Hurricanes spin counterclockwise (like all low pressure centers in the northern hemisphere) because of the Coriolis Effect. Because the equator rotates faster than other areas of the Earth's surface, ...

FARGO — About 98% of all tornadoes spin cyclonically, which in the Northern Hemisphere is counter-clockwise and clockwise in the Southern Hemisphere. This is because tornadoes tend to follow the ...

If you're a renter with a ceiling fan in your pad, or you just never thought about which way the thing was turning, the Simple Dollar says you should check to make sure it's running for optimum ...