Radioactive isotope. Radioactive isotope, also called radioisotope, radionuclide, or radioactive nuclide, any of several species of the same chemical element with different masses whose nuclei are unstable and dissipate excess energy by spontaneously emitting radiation in the form of alpha, beta, and gamma rays. 1  A brief treatment of radioactive isotopes follows.
BLM sympathizer Markeith Loyd (Orlando cop killer) caught. Posted on 17 January 2017. BLM sympathizer Markeith Loyd (Orlando cop killer) has finally been caught. Living about five miles away from where he killed one cop and was indirectly responsible for a second copâs it took this long to find the gangbanger thug.
Holding the Shark. On the day of the attack, Jesse's relatives and bystanders thought fast. Vance Flosenzier grabbed onto the shark and wrestled the animal barehanded out of the water. Diana Flosenzier and others pulled Jesse to the shore. The boy's arm had been severed and he was bleeding profusely. On the beach, Diana Flosenzier administered cardiopulmonary resuscitation to keep her nephew alive.