Behold: one of the rarest gems on Earth. This is the Winston Red, a mind-blowingly coveted and deeply mysterious “Fancy red ...

Researchers studied an ancient granite pebble naturally shaped like a face, marked with a red ochre fingerprint. It happens ...

While it may look like a blazing red ruby, the 2.33-carat Winston Red Diamond is just that—a diamond. One of the rarest ...

We break down the difference between Red 3 and Red 40—why one’s banned in food, the other isn’t and what both mean for your health.

Colour isn't just a physical property; it's how our brains interpret light reflected from objects. Different creatures ...

Researchers theorize that an adult male dipped his finger in red ocher and intentionally used the pigment to complete the ...