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A thorough tutorial of the Fourier Transform, for both the laymen and the practicing scientist. This site is designed to present a comprehensive overview of the Fourier transform, from the theory to specific applications. A table of Fourier Transform pairs with proofs is here.

An intuitive tutorial of antennas and antenna theory. This website is designed to present a comprehensive overview of antennas, from design, to measurement and theory. Unnecessarily complicated math is avoided throughout.

When does the time change. This site gives information on daylight saving time, the history, and when to change your clocks forward or back. Spring forward, fall back!.

Maxwell's Equations are presented in this tutorial. Gauss's Law, Faraday's Law, the non-existance of magnetic charge, and Ampere's Law are described in an intuitive method, with a focus on understanding above mathematics.

The answer to why is the sky blue is discussed. The reason for this is the sun's white light is re-radiated as blue light from the atmosphere in the sky. This website explains the reasons why this is true.