Are humans the only species that practice dental hygiene to retain their pearly nashers? Plus we ask, could we cope if computers conked? Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

Could civilisation cope without computers?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...