Twelve fundamental particles - six quarks and six leptons (the other type) - are the basic building blocks for everything in the universe. Both quarks and leptons are distinguished in terms of flavors . as a way to distinguish them from each other. The six quark flavors are: up, down, top, bottom, strange, and charm. Everything in our readily observable world seems to be made up of just the up quark, the down quark, and the electron (which is the most famous flavor of lepton).
May 15-21 is northeast Florida's designated hurricane preparedness week. Monday is day two and we're focusing on evacuations. May 15-21 is northeast Florida's designated hurricane preparedness week.
For the first time since deadly tornadoes ripped through central Illinois in November 2013, the National Weather Service tested sirens as part of a statewide drill. This is severe weather preparedness week in Illinois. Most towns regularly test their tornado sirens on the first Tuesday of the month. Today, Will County Emergency Management officials also tested their severe weather plans and equipment.