Our sensitive teeth originally evolved from the "body armor" of extinct fish that lived 465 million years ago, scientists say. In a new study, the researchers showed how sensory tissue discovered on ...

Every tomb has a moment when the earth stops hiding what it guarded. At Jiangxi’s Haihunhou site, that moment arrived when conservators brushed aside the last packed layers of soil, and metal began to ...

From Roman "fish scale" armor to Japanese samurai suits, these examples of battle armor were designed to protect and impress. When you purchase through links on our site, we may earn an affiliate ...

Teeth are sensitive because they evolved from sensory tissue in both ancient vertebrates and ancient arthropods. When you purchase through links on our site, we may earn an affiliate commission.