Now, the caves deemed by scientists to hold the key to understanding where humans came from, are open again to anyone visiting South Africa.The Sterkfontein Caves yielded numerous fossil discoveries ...

Guatemala’s Cueva de Sangre, translated as “blood cave,” isn’t just a clever name. It’s an apropos description of the cave ...

Can we continue a creative life after death — and should we? They're questions you'll come face-to-face with as you walk past ...