How Does The Planetary Defence System Work and Why Do We Have It?

Catherine from the National Space Centre joins Dan for this week's Science Weekly podcast to chat all about earths planetary defence system and how it works to deflect asteroids. We catch up with Sidney McSprocket who is teaching us about Great British Scientists - this week its Eugene Rimmell and James Dyson. Whilst the deadly (and festive!) Vampire Deer is the subject of Dangerous Dan. In Kareena's Chemistry we find out about agricultures impact on climate change and how you can help. Plus in Science in the News, Dan talks about rising temperatures in Antarctica and news on an important telescope!

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