Lots of people talk about the green flash, but she's the only witness in her family. "My husband is color-blind," she says, laughing, "so I don't think he sees it." Flashing, drinking, singing ...

Perhaps you can recall the fictitious name "Roy G. Biv," where each letter represents a color in the spectral lineup: Red, Orange, Yellow, Green, Blue, Indigo and Violet. You may like ...

The green flash is a rare, brief optical event of green, yellow, and sometimes blue that colors the horizon, occurring at sunrise or sunset most often in the western U.S. Refraction and dispersion ...

Every sunset on Earth ends with a brief but characteristic green flash. It's the result of the varying wavelengths of visible light. Understanding how it forms might help you to catch it.

It’s a brief flash of the color green, and quite exciting to see, especially if you’ve been looking for one!" Green flashes do play a role in some legends, Earthsky.org says.

The second type of green flash is the “mock-mirage flash,” where the green color seems to be a thin pointy strip at the top rim of the sun.

According to NASA, the green flash is a real phenomenon when the Sun sets or rises, and its light is refracted by the Earth's atmosphere. San Francisco Chronicle via Getty Images KEY WEST, Fla ...

Dear Tom, I recently discovered that it is possible to witness the green flash at sunrise as well as at sunset. Just curious, has there ever been a sighting near Chicago?Tom Mulloy Dear Tom, The ...

Dear Tom,I have actually seen the so-called “green flash” on the setting sun. What causes it? Ronald Ansouel, Chicago Dear Ronald, Congratulations on your sighting! You have observ… ...