BBC In Our Time Science Podcast Archive including: Plate Tectonics – the day the Earth moved, Genetic Mutation – the error-strewn secrets of life, The Fibonacci Sequence – the numbers in nature, Antimatter – where has it all gone?, Gravitational Waves – a new window on the universe. Great stuff. This is the type of stuff that makes the internet so great. It is wonderful the amount of great science and engineering resources are online.
Related: science and engineering podcast directory – UC-Berkeley Course Videos now on YouTube – More Great Webcasts (Nanotech and more) – Google Tech Webcasts

If you like “In Our Time”, then you will love “The Material World”.
Pingback: Curious Cat Science and Engineering Blog » Scientific American Frontiers Webcasts
Pingback: CuriousCat: Vega Science Lectures: Feynman and More