Twenty-three million years ago, our distant ancestors gained trichromatic color vision through means of a random genetic mutation. Trichromatic colour vision and trichromacy refer to the ability to ...

Recent archaeological excavations in Crimea have unearthed a fascinating aspect of Neanderthal culture: the crafting and use of ochre crayons dating back approximately 130,000 years. This discovery ...

The Qafzeh Cave in Israel contains skeletal remains of modern Homo sapiens that are more than 90,000 years old, as well as more-recent signs of human occupation. Investigators now say that red ocher ...