8 billion people and counting
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Dr Chris Smith and the Naked Scientist team present the latest science news, analysis and breakthroughs.In today’s programme: The old liver drug that turns out also to be able to prevent Covid-19 infection and the Artificial Intelligence systems that pass the Turing Test and can write their own computer programs. Plus, the 8 billionth person was born last month, so we ask - how many people can the planet really support?
8 billion people and counting