As an awe-inspiring phenomenon in the sky, the rainbow is a common occurrence. You might remember making rainbows with prisms as a science experiment on light refraction when you were in school.

Explore color in the landscape with garden writer Lorene Edwards Forkner as she starts a new seasonal series: Cultivate the ...

After the storms last week, a rainbow came out in central Massachusetts — a red one. “I was just heading to my basketball league that I play in on Tuesday and Thursdays down in Marlboro,” said ...

Source: Wikimedia Commons / Frederic Edwin Church / 1866. Fine Arts Museums of San Francisco How many colors are in the rainbow? Seven said Sir Isaac Newton. Of course, Newton knew that a spectrum is ...

It's not easy being green. Scientists for years have made small red and blue lasers, but other colors, including green, have been a challenge. A team has now filled this technology gap by creating ...