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WEDNESDAY, NOVEMBER 25, 2009
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NEWS ABOUT: infrared

infrared stories: 2 news summaries

Hi-Res Pic of 'Mona Lisa' Raises Some Eyebrows

Faded pigments and poor cleaning probably obliterated the hair

Oct 18, 07 3:00 PM CDT
(Newser) - Leonardo da Vinci's "Mona Lisa" has eyebrows and eyelashes, according to one French inventor, answering a long-standing question about the haunting image painted some 500 years ago. Pascal Cotte said he made the discovery using a camera that yielded a 150,000-dots-per-inch photograph, CNN reports, magnifying her face 24... More »

MORE ABOUT:
San Francisco • art • digital photography • painting • infrared • Mona Lisa • Leonardo da Vinci

Hot Mommas:
Squirrels Use Heat to Scare off Snakes

Rattlers steer clear
of hot pieces of tail

Aug 14, 07 4:07 PM CDT
(Newser) - Squirrels aren't squirreling out of their ongoing battle with snakes, but they may be turning tail. California ground squirrels are able to intimidate rattlesnakes, researchers have found, by heating their tails 3 degrees; the rattlers perceive infrared waves, and back off. Even more surprising, the squirrels are savvy enough not... More »

MORE ABOUT:
heat • snake • robots • infrared • squirrel • rattlesnake • tail

2 Stories


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