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A good website explaining ionizing radiation from the World Health Organisation
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.
Page talking about intensity of radiation in roentgens and use with X -ray machines.
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 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.
A simple chart illustrating the ionising radiation dose a person can receive from various different sources.
Definition and units of absorbed dose and the biological effectiveness of radiation.
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