Hurricanes and low pressure systems do spin counter-clockwise in the northern hemisphere. Tornadoes usually do, though not always. The behavior of the intense thundershowers that produce tornadoes ...

Mike Moss: It is true that large scale low pressure systems in the Southern Hemisphere have winds that spiral into them in a clockwise manner, as opposed to the counterclockwise flow around lows in ...

Many things on Earth and in the heavens move in circles or ellipses. But the direction in which they spin is also important. Spin is something we don’t always notice. For example, when you’re standing ...