Nobel prize winners discuss their work

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The winners of the 2014 Nobel prizes in physics, chemistry and economic sciences share their thoughts on the benefits of their prestigious recognition on Sunday (December 7) ahead of the royal awards ceremony in the Swedish capital on Wednesday (December 10).

German scientists Stefan Hell, William Moerner and Eric Betzig, won the 2014 Nobel prize in chemistry for the development of super-resolved fluorescence microscopy.

"There's just this constant wheel going round and round between applied and basic research, and just like I don't make a distinction between the physics prize and the chemistry prize and the medicine prize, there boundaries are arbitrary, and I think this thing about discovery and invention they're two different sides of the same coin," said Betzig.

In 1873, scientists thought there was a limit to what could be seen when Ernst Abbe stipulated that the resolution of an optical microscope could never be better tha