What is Yuppie Flu?

08 April 2011
Presented by Chris Smith, Redi Tlhabi.

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Are there any impacts of ground fracturing to recover oil and gas, how do colour-changing creatures coordinate with their surroundings, why do ants invade peoples' houses, what is "yuppie flu" and are all snowflakes really different? Plus, news of how scientists are growing a replacement retina in a dish and why keeping the world tidy makes the population less prejudiced...

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