From the ground breaking and life saving to the wacky and implausible, Dr Karl Kruszelnicki reveals some of the best moments in science.
http://www.abc.net.au/radionational/programs/greatmomentsinscience/
Measles erases immune system memory
Measles is a nasty infection that you don't want to get. It can cause death and, what's more, it can also erase your immune system's memory. Only relatively recently scientists have measured this directly - by concentrating on antibodies – which can be generated by natural infection, and by vaccines.