Physical Science







Biography Tycho Brahe

Tycho Brahe, noted astronomer and alchemist, made his contribution to science in a time of conflict. During his life, there were two competing versions of how the solar system and the universe organized. In one model, the heliocentric, the sun…
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The Planet Venus

If, in our solar system, Earth had a twin, that sister planet was long thought to be Venus. Venus is the second planet from the sun in our solar system, orbiting between Mercury and Earth. With Mercury, Venus comprises the…
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The Orion Nebula

The constellation of Orion is one of the most familiar in the night sky, and it is unusual in being visible from both the northern and southern hemispheres, depending on the time of year. Its most notable feature is the…
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The Kecksburg Incident

On December 9th, 1965 a large fireball was seen by thousands of people in Ontario, Canada and several US States.  Several eye witnesses reported metal debris falling from the sky followed by a sound that resembled sonic booms. Was this…
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