This week, Chris Smith and Izzie Clarke are taking you to the cutting edge of materials science including how blacksmiths made incredibly tough swords to how defence scientists make bullet-proof armour today. Plus, news of a better way to manage prostate cancer, how fingerprints might replace chip n pin, and how scientists are using cold lightning to keep fruit fresh for longer. For more podcasts by The Naked Scientists, head to nakedscientists.com, find @NakedScientists on Facebook, Twitter and Instagram and subscribe to "The Naked Scientists" on your favourite podcast app.
**Edinburgh Science Festival** Do you want to see The Naked Scientists LIVE at the Edinburgh Science Festival? We're recording our podcast (fully clothed!) in front of a live audience on Sunday 7th April and want YOU to be there!
To grab your tickets, head to sciencefestival.co.uk and search for The Naked Scientists.