The earliest known use of color by humans dates back to ancient times when our ancestors used natural pigments to express ...

To complicate matters even more, when heated to at least 480 degrees Fahrenheit, yellow ochre’s crystal structure changes and the goethite can transform into hematite, or red ochre. Ochre use became ...

The color red is often viewed as symbolizing love, passion, or anger. Varying hues of the primary color were created from ...

In fact, Hurt pointed out that the oldest human-made artifact is a lump of red ochre, discovered in South Africa’s Blombos Cave, which dates back some 100,000 years old.

“Red,” notes shop.zenartsupplies on its blog, “was widely used by artists in the Paleolithic age, since it was easily obtainable in nature. The prehistoric cave paintings are a perfect example, in ...

A red ochre dot may include the oldest, most complete print from our ancient relative. Multispectral photography of 43,000-year-old red pigment on a rock in Spain revealed an embedded fingerprint.

There is so much more to colour than meets the eye. It is a subject that has occupied the minds of artists since the earliest cave painters chose to use red ochre instead of black charcoal.