There are three primary ways that naturally occurring radioactive isotopes decay: 1  Alpha particle emission. 2  Beta particle emission. 3  Gamma radiation emission.
President condemns Ankara attacks. The current migration crisis is a problem of the entire EU and not of a particular country, Polish President Andrzej Duda said after the end of the Visegrad Group two-day summit in Balatonfuered, Hungary, on Friday.
Pope John Paul II said: Freedom consists not in doing what we like, but in... and: Pope John Paul II quotes (Polish Pope. 1920-2005) Pope John Paul II quotes (Polish Pope.