Long before human communication evolved into incessant tapping on computer keys, people scratched on eggshells. Don’t laugh—researchers say a cache of ostrich eggshells engraved with geometric designs ...

Scientists are planning to take a fresh look at an engraved rock purported to hold the key to the mysterious “lost colony” of Roanoke. Described as “the coldest case in American history,” the fate of ...

It may look like a cross, but lines scratched into a cave wall could be proof that Neanderthals were more intelligent and creative than previously thought. The cross-hatched engravings inside Gorham's ...