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An introduction to ionising radiation and the measurement standards involved.
A good website explaining ionizing radiation from the World Health Organisation
Page talking about intensity of radiation in roentgens and use with X -ray machines.
A description of Hawking radiation, which, theoretically, causes black holes to shrink.
Black holes emit particles through Hawking radiation. Find out what it is here.
A uniform background radiation in the microwave region of the spectrum is observed in all directions in the sky. It shows the wavelength dependence of a "black body" radiator at about 3 Kelvins ...
A basic explanation of Cherenkov Radiation from Encyclopedia Britannica.
A brief description of how Nuclear Radiation works from HowStuffWorks.com. Covering atomic structure, particles, radioactive decay, applications, naturally occurring isotopes.
In order to explain the frequency distribution of radiation from a hot cavity (blackbody radiation) Planck proposed the ad hoc assumption that the radiant energy could exist only in discrete quanta ...
Introduction to nuclear radiation, from howstuffworks.com.
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