On hearing the word sky, a blue sheet appears in front of the eyes. But have you ever wondered why the sky is blue? And when ...

If the sky is blue during the day, why does it turn brilliant shades of red and orange at sunrise and sunset? The answer lies in the angle of the Sun and the distance its light travels through the ...

But why does it turn ... the sky during daytime, for example. It appears blue because air molecules in earth's atmosphere scatter blue light more easily than red. But during sunrise and sunset ...

They are outshined tonight by Mars, which is magnitude 0.5. The Red Planet is located to the lower left of Pollux in the early-evening sky ... martian disk. Sunrise: 6:38 A.M. Sunset: 7:28 ...