A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.

Understanding why the sky is blue reveals a story of light, molecules, and the interplay of colors in our world. To uncover the mystery of the sky’s blue hue, we first need to understand sunlight.

Stupid question, but” is a column answering the not-so-stupid questions that, at this point, we’re all too afraid to ask. The ...

According to Culbertson, Venus will be the higher of the two “eyes” while Saturn will be the lower, and the thin, crescent ...

Some of the world’s darkest skies are in the Big Bend region of West Texas – although in recent years, light pollution from ...

"Our dark adapted eye is more sensitive to blue, so we'll perceive the sky brighter, so more light polluted." Original image has been replaced. Credit: Mashable The new study is the most recent in ...

The Sky Blue finish on the MacBook Air is not very saturated, and the color's appearance can vary based on lighting conditions. Apple describes it as "a beautiful, metallic light blue that creates ...

The difference between how light behaves on Earth and how it travels in the emptiness of space, explains the beautiful blue skies and the vast darkness of space. Why is the sky blue in colour?

The fireball was blue, light-blue and white ... to report anything they see that’s “bright and fast” in the sky and may look like a shooting star. “Report it: it may be a fireball ...