Come celebrate the 25th anniversary of some Nobel-prize-winning science: the fifth state of matter, a strange quantum soup known as a Bose-Einstein condensate. What is it, and why is it at the cutting edge of physics? Plus, in the news: signs that 2 metre social distancing is twice as effective as one metre; an app that can help you avoid encountering COVID-19 when you shop; and two astronauts blast off to the International Space Station... Like this podcast? Please help us by supporting the Naked Scientists