Can you catch a yawn from a cat? - a podcast by Dr Chris Smith

Why do we yawn? Is it because we're short on air? Matthew Boniface wanted to know this and whether he could catch a yawn from his cat. We spoke to Dr Hugh Matthews from Cambridge University to find out what makes them so contagious... Like this podcast? Please help us by supporting the Naked Scientists

Further episodes of Question of the Week, from the Naked Scientists

Further podcasts by Dr Chris Smith

Website of Dr Chris Smith