The Eye

16 January 2009
Presented by Kat Arney, Meera Senthilingam.

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In our first show for 2009 we explore the Science of the Eye to find out how cataracts form and why it's so important for us to blink. We also hear about the manipulative actions of the parasite behind schistosomiasis and in Question of the Week we find out if life on earth came from outer space.

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