Though about 50,000 of these storms occur daily worldwide, in U.S., they occur mainly in spring & summer
Supercell - Wikipedia  A supercell is a thunderstorm that is characterized by the presence of a mesocyclone: a deep, persistently rotating updraft. For this reason, these storms are sometimes referred to as rotating ... Supercells can occur anywhere in the world under the right pre-existing weather conditions, but they are most common in the Great...
Chaos theory - Wikipedia  Chaos theory is the field of study in mathematics that studies the behavior of dynamical systems ... The theory was summarized by Edward Lorenz as: Chaos: ... Chaotic behavior exists in many natural systems, such as weather and climate. It also ..... This challenged the idea that changes in price were normally distributed.