Hurray! We've finally made it to Portland's first 7:00 PM sunset of 2025! The time is approaching for those beautiful, red ...

It was around 1870 when the British physicist John William Strutt, better known as Lord Rayleigh, first found an explanation for why the sky is blue: Blue light from the Sun is scattered the most 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 ...

which affects the colour of light from the sky, depending on the wavelength of the light and the size of the particle. Short-wavelength blue and violet are scattered more than other colours; ...

The Blue Ghost lander snapped images of the eclipse on March 14 as seen from the surface of the moon. Next, it'll observe the ...