Add Yahoo as a preferred source to see more of our stories on Google. Microplastics are tiny plastic particles — between 1 micrometer- and 5 millimeters-wide. Every year, humans are exposed to tens of ...

Add Yahoo as a preferred source to see more of our stories on Google. Police in Massachusetts are warning parents and teachers of a new social media trend that involves students chewing on pieces of ...

Diemer mixed creativity, curiosity and instinct with a little bit of luck and pink food coloring to change the reason humans chew. The young man, just 23 at the time, had no scientific training. But ...