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.
national symbols The full official name of the Polish state is Rzeczpospolita Polska, which loosely translates as Republic of Poland. National symbols of Poland are the White Eagle, the red and white color and the national anthem, âDÄbrowskiâs Mazurkaâ. Flag The flag of Poland consists of two horizontal stripes of equal width; the upper one is white and the lower one is red.