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7th Dec 2008
The Science of Vision
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The science of sight submits to the scrutiny of the Naked Scientists this week as we look at lens replacement surgery, the genetics of degenerative eye diseases such as macular degeneration, and find out whether gene therapy and stem cells can repair the damaged retina. Ben undergoes a laser-vision correction test to discover how corneal re-shaping can be used to correct poor vision, and Meera meets a man to uncover the basis of blinking and the composition of tears. Plus, how we hear how seashells have inspired tough new ceramics, uncover a signal that links food to body fat, and hear how a fraction of a dose of vaccine may be enough to prevent an epidemic. In Kitchen Science, Ben and Dave wonder what happens to the rainbow-effect on a CD when you hold it under a street-light...
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News
Scientists this week have unveiled a brand new material that was inspired by nature and is thought to be the toughest, strongest ceramic-type material that has ever been made.
This new invention was announced this week in the journal Science, by Robert Richie and his colleagues from the Lawrence Be...
Scientists have found another chemical involved in obesity – one that could hold promise for preventing diabetes.
Writing in the journal Cell Metabolism, the researchers (and there’s lots of them – from Louisiana state university, University of Alabama at Birmingham, Columbia University Medical Cen...
Back into the marine world once more, with a story this week that has provided the first robust evidence that sea turtles are more successful at producing young when females lay their eggs on beaches that are untouched by human hand.
That’s according to David Pike from the University of Sydney in A...
When an epidemic looms, governments should stockpile vaccines. That’s a no brainer, but what if you have little warning, or the cost or development times are prohibitive? Research in PloS Neglected Tropical Diseases suggests that a mere fraction of a vaccine may give enough short term im...
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Optical Lens Replacement surgery can be used to treat cataracts, which affect millions of people worldwide. We find out how the surgery works...
Why do we blink? Dr Paul Murphy explains to Meera the importance of tears and blinking...
There are many, diverse causes of blindness, with Inherited Retinal Degeneration affecting one in 2000 people in the UK alone. Robin Ali explains how gene therapy holds promise...
Firing lasers into your eyes sounds like a bad idea, but Laser Eye Surgery is a safe and effective option that could allow you to throw away your glasses...
You may have noticed funky colours in CDs before, but where do they come from and why do they look different if you look at different lights?
Why do we laugh when we find something funny?
I was watching the boxing match the other day between Oscar De La Hoya and Manny Pacquiao and I heard one of the commentators say "that left eye ...
- Chemistry4me - 14th Dec 08
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