A mysterious spiraling blue light illuminated the night skies over Europe on Monday ... shows the glowing light spinning across the sky in what many social media commentators likened to a spiral ...

Gazing up at the night sky in awe and wonder can be a calming ... which emit much more blue light. “Our eyes are more sensitive to blue light at night, and blue light is more likely to be ...

A weird blue spiral of light, captured on photo in the night sky? As much as we might want it to be, we know by now that it's not aliens (it's never aliens, OK?). But little green men aside ...

Stars can be blue, white, yellow ... There is one other red night light in the evening sky this month. High up in the southwestern sky, you will spot Mars. It will look very similar in color ...

Blue light scatters more in the atmosphere than ... is the most recent in a wave of research digging into how the night sky is becoming less and less visible to more people on Earth.

Extremely rare, vibrant "moonbows" were spotted in the night sky above the U.S. shortly before the rise of the blue supermoon on ... t work well enough in dim light to distinguish between the ...

The short wavelength blue light of LEDs bounces around more in ... Comparison showing the effects of light pollution on viewing the sky at night (Jeremy Stanley/Flickr/Wiki Commons)International ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between ...

Complicated physics makes these molecules scatter more blue light than red ... Nope. Even at night, there’s some light in the sky. There’s the moon, of course, but also, depending on where ...