A new study by scientists in Russia has found something surprising: 5G radiation, the kind used by your phone, might be changing the brain tissue of rats. While people have been concerned about the health effects of 5G ever since it started rolling out, no clear answers have been found—until now.

The team of scientists from Tomsk State University (TSU) wanted to find out how 5G radiation affects the brains of rodents, specifically rats. They chose Wistar rats, which are commonly used in ...