Making sense of science
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There are thousands of cave art sites nested in Zimbabwe's Matobo Hills. A team of archaeologists and cave art specialists have teamed up to try to understand these mysterious paintings.

Tattoos, an immensely popular fashion accessory at the start of the 21st century, in fact reach all the way back to the Neolithic Age. Anthropologist Sébastien Galliot explains the history and...
Faced with the constraints of analyzing works of art in museums, researchers today can use a wide range of spectrometers and colorimeters to get to the heart of paintings and their pigments—without...