Radiation risk can be measured, understood and controlled in ways that keep people safe, including from contaminated foods.
In this lesson, students will investigate the nature of radioactivity and the effect of both distance and shielding materials on different radioactive sources using a Geiger-Muller tube with a counter ...
On a Wednesday morning in late January 1896 at a small light bulb factory in Chicago, a middle-aged woman named Rose Lee found herself at the heart of a groundbreaking medical endeavor. With an X-ray ...
The rise of a new generation of radiotherapies means we will soon need much greater quantities of radioactive atoms. That's ...
The element radium can be found in extremely tiny amounts in the Earth’s crust and oceans, and in its pure form it is a soft silvery metal. To an untrained eye, a small piece of radium may look like a ...
11h
Chernobyl’s wildlife: the real story isn’t the presence of radiation – it’s the absence of humans
They present a compelling story of radiation, mutation and survival against the odds. But the underlying science didn’t ...
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