Dr. Universe: Why can’t sea turtles pull back into their shell? I was at the St. Louis Zoo, and they said tortoises and other turtles can pull back into their shells. – Tyler, 7, Missouri There are ...

When we picture sea turtles in the wild, it's easy to envision them as armored warriors—their hard, resilient shells serving as near-impenetrable shields against oceanic threats like sharks. These ...

ST. LOUIS — Have you heard about the St. Louis basement turtle? Apparently, it was a phenomenon in the 20th century to keep a box turtle in your basement. According to the St. Louis subreddit, ...

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 ...

When we picture sea turtles in the wild, it’s easy to envision them as armored warriors – their hard, resilient shells serving as near-impenetrable shields against oceanic threats like sharks. These ...