Working knowledge: Tennis balls
Article Abstract:
Manufacturers around the world make more than 240 million tennis balls a year. But to be stamped 'official' in accordance with the International Tennis Federation, a ball must meet rigid specifications for deformation and bounciness.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2005
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Mice and men
Article Abstract:
The evolution of the computer mouse from its invention in 1968 to modern optical mice is discussed. The electronic and mechanical basis of the mouse if described and the technology used in wireless optical mice are explained.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2001
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Perpetual reset machine
Article Abstract:
The article explains the mechanisms of the perpetual reset machine, which is commonly used in bowling alleys.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2008
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