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ekim68

Mike
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Jul 8, 2003
Messages
56,537

ekim68

Mike
Joined
Jul 8, 2003
Messages
56,537

This Old Man Just Rode His 100,000th Mile


Bob Mettauer took up cycling when he retired in the 1990s. Ever since then, he has been logging his miles, and he has committed to ride nine miles with his bike every day, no matter the weather. Now, almost 30 years since that fateful day, the 95-year old man from California, known to neighbors as “Bicycle Bob”, logged his 100,000th mile of cycling.
 

ekim68

Mike
Joined
Jul 8, 2003
Messages
56,537

Painting with light: Novel nanopillars precisely control intensity of transmitted light


By shining white light on a glass slide stippled with millions of tiny titanium dioxide pillars, researchers at the National Institute of Standards and Technology (NIST) and their collaborators have reproduced with astonishing fidelity the luminous hues and subtle shadings of "Girl With a Pearl Earring," Dutch artist Johannes Vermeer's masterpiece. The approach has potential applications in improving optical communications and making currency harder to counterfeit.
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