An Obsession With a Useless Element Helped Build the Digital World
A man uses a smartphone in Taipei, Taiwan. (Photographer: Brent Lewin/Bloomberg)  

An Obsession With a Useless Element Helped Build the Digital World

(Bloomberg Businessweek) -- In his later years, when he looked back on his career as a pioneer of transistor technology, Gordon Teal would realize it all happened because of germanium. He first enc...
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