In fact, an alpha particle really is a nucleus-it's the same as the nucleus of a common atom of helium-but it doesn't have any electrons around it, and it's traveling very fast. Alpha particles are a type of ionizing radiation. To describe the production of alpha particles, we have to define radioactive decay.
Kingsburg Swedish Festival, which is the biggest and most known festivals that bring people in from all over the country, is held annually during the third weekend in May. Activities include a Swedish pancake breakfast, a parade and the coronation of the Swedish Festival Queen.
Revelers run with fighting bulls during the running of the bulls at the Fiestas de San Fermin in Pamplona, Spain, Tuesday, July 7, 2015. The festival, locally known as Sanfermines, is held annually from July 6-14 in commemoration of the city's patron saint.Daniel Ochoa de Olza, AP.housands of adrenaline junkies risk their lives each year at the running of the bulls in Spain, which started this week in Pamplona. The nine-day San Fermin Festival gives runners eight chances to do the Encierro (running of the bulls).