Researchers Use Tiny Crochet Hats to Investigate Chronic Pain in Cats
At first glance, these cats in adorable crochet hats might seem silly, but they’re actually wearing them in the name of science. Researchers at the University of Montreal wanted to study how cats experience chronic pain by using electroencephalography (EEG) to measure their brain activity. However, the challenge came when trying to keep the electrodes in place on the heads of the 11 cats involved.