Chasing Rainbows: The Quest to Understand Light - a podcast by The Naked Scientists

Is it a particle? Or is it a wave? This week we're looking at light. From its earliest origins and what it can reveal about the Big Bang, to why Newton prodded his eye with a needle to probe the origins of colour, how the brain decodes the visual world and bionic implants to reverse blindness. Plus, in the news, a revelation in the remarkable colour-changing capabilities of chameleons, how an ultrasound can combat Alzheimer's Disease, and what people do with their fingers following a handshake... Like this podcast? Please help us by supporting the Naked Scientists

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