Fresh advances in 3D scanning technology are making it possible to explore some of the hardest-to-reach and most fragile sites on Earth.

After setting up the machine, I 3D-scanned a model of an owl, and the machine's accuracy was impressive. It captured even intricate details, like the cracks at the bottom of the design ...

The engraved floor is not quite a map but more like a model in miniature of the surrounding landscape, potentially a ...