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

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

On a clear, sunny day, the sky above us often glows a brilliant ... Understanding why the sky is blue reveals a story of light, molecules, and the interplay of colors in our world.

new video loaded: A Curious Blue Swirl of Light Captivates Sky Watchers in Europe The Met Office, Britain’s weather service, said the light was most likely caused by a SpaceX rocket launch.

On a bright, clear day, the sky stretches above us in a brilliant ... These molecules scatter light in all directions, but ...

Have you ever gazed up on a clear day, marvelling at the vast ... and our brains interpret the predominant scattered blue light as the sky's colour. While Rayleigh scattering explains the blue ...