After biking through the higher-elevation forests, Republic reporter Joan Meiners finds a different Arizona Trail below the Mogollon Rim.
A radio signal? That would have to confirm the object is technlogical in nature, wouldn't it? The thing is, this isn't a ...
15hon MSN
How a medieval Oxford friar used light and color to find out what stars and planets are made of
During the 1240s, Richard Fishacre, a Dominican friar at Oxford University, used his knowledge of light and color to show ...
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