The two types of human laugh
One is caused by tickling; the other by everything else
ANGLOPHONE NOVELISTS describing amusement are laughing all the way to the bank. Depending on context, characters can chortle, chuckle, titter, hoot, giggle, snigger, howl or guffaw. This richness of language may suggest to some that laughter, itself, is a phenomenon of infinite variety, one that lends itself to endless subcategorisation. The joke would be on them.
This article appeared in the Science & technology section of the print edition under the headline “Laughing matters”
More from Science & technology
Can you breathe stress away?
It won’t hurt to try. But scientists are only beginning to understand the links between the breath and the mind
The Economist’s science and technology internship
We invite applications for the 2025 Richard Casement internship
A better understanding of Huntington’s disease brings hope
Previous research seems to have misinterpreted what is going on
Is obesity a disease?
It wasn’t. But it is now
Volunteers with Down’s syndrome could help find Alzheimer’s drugs
Those with the syndrome have more of a protein implicated in dementia
Should you start lifting weights?
You’ll stay healthier for longer if you’re strong