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.
September 29, 1943. Popowo, Poland. Lech WaÅÄsa, (born September 29, 1943, Popowo, near WÅocÅawek, Poland) labour activist who helped form and led (1980â90) communist Polandâs first independent trade union, Solidarity. The charismatic leader of millions of Polish workers, he went on to become the president of Poland (1990â95).