Polonium, (element 84), was discovered in 1898 and named after Poland ... However, once inside the body, as it continued to disintegrate, it would become fatal. Polonium has a position in the periodic ...

There are 118 elements in the periodic table, each with a unique symbol and atomic number. Symbol: A one or two-letter abbreviation used to represent the element. Atomic number: The number of ...

He later died from polonium poisoning. This element might be the most lethal one in the world. Produced by Kevin Reilly. Original reporting by Kevin Loria. Follow TI: On Facebook More from Tech In ...