Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think. When you purchase through links on our site, we may earn an affiliate ...

A sea turtle's shell is a masterpiece. A study reveals that marine turtle shells combine flexibility and strength to protect against predators like sharks and stress while optimizing movement. This ...

Editor's Note: This is the first in a two-part series on turtles. There are over 240 species of turtles worldwide, but turtles are most abundant in eastern North America. Most turtles have good field ...