Science: Radiation Sense

In the anxious atomic age, the normal human array of senses is no longer enough. Radiation from nuclear reactors, radioisotopes. particle accelerators, bomb-test fallout, X-ray machines and countless other sources cannot be seen, felt, heard, smelled or tasted. And radiation from any of these sources can fatally fry a man before he has the faintest notion that anything is amiss.

What atomic workers need is an artificial sixth sense—a cheap, reliable radiation sniffer capable of giving a timely warning of danger. Last week the Oak Ridge National Laboratory announced that it had developed just such a gadget. Unlike earlier devices, which...

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