Pipe organs: big air
Article Abstract:
Pipe organs are largest, most powerful musical instruments on earth and every pipe is voiced and tuned, Each organ is an engineering marvel, and each time an organ is first played for the public, it's amazing how it results in music.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2004
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Tan or burn
Article Abstract:
A description is presented of the way in which sunscreens and sun oils act to reduce damage to the skin from the sun's ultraviolet rays. The damage caused to the epidermis by ultraviolet radiation is discussed.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2001
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Gotcha!
Article Abstract:
The description of handheld radar guns is presented.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2001
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