From NobelPrize http://status.hackerposse.com/url/16906 on Twitter: When Frederic Joliot and Irene Joliot-Curie bombarded a piece of aluminum with alpha particles in 1934, a new kind of radiation was discovered that left traces inside an apparatus known as a cloud chamber. It was the first time a radioactive element had been created artificially. http://status.hackerposse…