Why haven't we evolved not to age?

Why do we age? Why not evolve to be better at repairing ourselves? Also, the basis of PCR tests for Covid-19...
27 February 2021
Presented by Chris Smith with Saskia Falken, 567 CapeTalk. 
Production by Chris Smith.


Do anti-wrinkle creams really work?


Good news on the Covid-19 vaccine front from the UK, why South Africa isn't using AstraZeneca's vaccine, is the Universe under threat from "strangelets", why has evolution not solved the ageing problem, why ice sticks to an empty glass, the PCR test for Covid-19, and how to stop cats killing wildlife...


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