It makes your belly shake, make your eyes water, and binds us to each other - the power of a good laugh can be monumental. But why do we laugh, why are we prone to giggling a lot more depending on how many people we are around, and are we humans the only species who enjoy a good chuckle? This week Luke explores the science of laughter, and why some things can be good when they're contagious. Listen and subscribe to Show Me the Science on Apple Podcasts and Spotify. Download, listen and subscribe on the Newstalk App. You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.

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“What did the council decide on item 42?” — answered with the speaker and the moment.