An uncertain color (from the beginning to the year 1000) : Did the Greeks see green? ; Green among the romans ; The emerald and the leek ; Hippodrome green ; The silences of the Bible and the church ...

Ancient Egyptians first used plants like henna and indigo to hide gray hairs over 3000 years ago. In 1863, English chemist William Henry Perkin accidentally discovered synthesized dye while attempting ...

Nina Jablonski was at the helm of researching skin color evolution in the 1990s. Since then, she's worked with other scholars such as Henry Louis Gates Jr. to give young students a chance to ...

Is there a month that's more "green" than May? Spring has sprung, flowers are blooming and the hillsides are covered in lush grass. Fittingly, the gorgeous green emerald is a perfect May birthstone to ...

Suppose two speakers of the same language are playing a guessing game where each has the same color swatches, and Player 1 tries to get Player 2 to guess a hue by naming the color. If the second ...

"The color red has represented many things, from the life force and the divine to love, lust, and anger. Up through the Middle Ages, red held a place of privilege in the Western world. For many ...