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.
Cops tell TMZ ... the former Deadliest Catch star got in an SUV Saturday night with 2 to 3 other people after leaving a casino in Washington state, but got into a fight and was thrown out of the vehicle. Sources close to the situation tell us Jake's ID, wallet and cash were stolen before he got 86'd from the car.