As a solar eclipse approaches totality and our eyes adjust to dimming light, our color vision changes. It’s called the Purkinje effect.

In and around totality—the brief moments during a total solar eclipse when the moon fully hides the sun—the sudden shift from light to darkness can profoundly change color perception.

During the total lunar eclipse early Friday morning, the moon will still be visible in the night sky, but its color will change. Here's when and how to see the Blood Moon.

In and around totality — the brief moments during a total solar eclipse when the moon fully hides the sun — the sudden shift from light to darkness can profoundly change color perception.

As the skies darken during the total solar eclipse on Monday (April 8), onlookers in the path of totality will experience a wave of strange phenomena.

Total eclipse lasts from 1:26 a.m. to 2:31 a.m. March 14: The only sunlight to illuminate the moon during totality will first be filtered through the Earth’s atmosphere, taking out blue light ...

Eclipse glasses work by using solar filters to dampen the intensity of the sun’s light way, way down. “They are at least 1,000 times darker than ordinary sunglasses,” says Rick Fienberg ...

A total lunar eclipse will light up the night sky tonight, turning the moon a reddish hue. Here's how and when to view it.

When the total solar eclipse travels across North America on April 8, the skies will darken. Here's what to look for during totality.