10.17.2021 - By BBC Radio 5 live
Dr Chris Smith and the Naked Scientist team with the latest science news stories. In today’s programme: Alarming numbers of unvaccinated pregnant women are ending up in ITU with Covid, but why? And we look into the court case over who owns cells taken from a cancer victim over half a century ago... Plus we delve into the particles that make up the Universe around us to find out what makes them tick.