The truth is, no one knows for sure when talking was “invented.” It’s a big mystery. But as a language scientist for 15 years, I can tell you our best guess about when people started talking to each ...

Humans are the only animals that express their thoughts in full sentences. Oliver Rossi/DigitalVision via Getty Images Curious Kids is a series for children of all ages. If you have a question you’d ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Scientists believe that ancestors to modern ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Humans are the only animals that express their thoughts in full sentences. Oliver Rossi/DigitalVision via Getty Images Curious ...