The world’s oldest known example of cave art, dating back at least 67,800 years, has been discovered by researchers studying ...
Deep beneath the hills of eastern Spain, scientists stepping into a lightless cavern have stumbled on a world that feels ...
An ancient handprint in a cave on an Indonesian island may be the oldest known rock art, created at least 67,800 years ago.
Crystal Cave in Sequoia National Park is reopening for guided tours after a four-year closure due to natural disasters. The cave, formed in 200 million-year-old marble, features unique geological ...