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NPL Beginners' Guide - Ionising Radiation

An introduction to ionising radiation and the measurement standards involved.

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IMAGE - Auroral science

Information about the earth's magnetic field, solar wind, the magnetosphere, Van Allen belts and space weather from NASA's IMAGE mission.

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Hyperphysics - Intensity of Radiation

Page talking about intensity of radiation in roentgens and use with X -ray machines.

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What is Hawking Radiation?

Black holes emit particles through Hawking radiation. Find out what it is here.

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What is Hawking radiation?

A description of Hawking radiation, which, theoretically, causes black holes to shrink.

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Cosmic Background Radiation

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 ...

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Cherenkov Radiation

A basic explanation of Cherenkov Radiation from Encyclopedia Britannica.

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How Nuclear Radiation Works

A brief description of how Nuclear Radiation works from HowStuffWorks.com. Covering atomic structure, particles, radioactive decay, applications, naturally occurring isotopes.

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Planck's Hypothesis

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 ...

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How Nuclear Radiation Works

Introduction to nuclear radiation, from howstuffworks.com.

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