Discover 4

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32 DISCOVERMAGAZINE.COM Ochre, which ranges in color from yellow to deep purple, has been favored by humans longer than any othe ...

Pigment of Our Imagination The story of human evolution is written in ochre. BY GEMMA TARLACH LEFT: PHILIPPE PSAILA/SCIENCE SOUR ...

S meared on shells, piled in graves, stamped and stenciled on cave walls from South Africa to Australia, Germany to Peru, ochre ...

April 2018^ DISCOVER^35 FROM TOP: EKLER/SHUTTERSTOCK; COLDMOON PHOTOPROJECT/SHUTTERSTOCK; VVOE/SHUTTERSTOCK KEY SITES Humans hav ...

36 DISCOVERMAGAZINE.COM CLOCKWISE FROM LEFT: JASON EDWARDS/NATIONAL GEOGRAPHIC CREATIVE; STEPHEN ALVAREZ/NATIONAL GEOGRAPHIC CRE ...

April 2018^ DISCOVER^37 PRIMARY COLOR Not everyone in the field is as enthusiastic about a functional interpretation of ochre. N ...

38 DISCOVERMAGAZINE.COM the intended application and the individual rock’s hardness, which varies widely. One of the obstacles t ...

April 2018^ DISCOVER^39 OPPOSITE FROM TOP: IMAGE COURTESY OF PROFESSOR CHRISTOPHER HENSHILWOOD; DANIELA ROSSO ET AL./JOURNAL.PON ...

40 DISCOVERMAGAZINE.COM An abalone shell and other ochre-related artifacts are among the many finds from Blombos Cave in South A ...