This is why even without the presence of smoke, many sunrises and sunsets appear yellow or orange. Smoke particles in the sky ...

The smoke could cause vibrant sunrises and sunsets Wednesday night through Thursday. The smoke particles in the atmosphere will scatter the light with shorter wavelengths: yellow, green, blue, and ...

The smoke acts like a screen. As the white light of the sun enters the atmosphere, the smoke scatters out the blue, green and yellow light. That makes the sun a red-orange.

An air quality alert will be in effect across the entire state until 5 p.m. Aug. 2, according to the Minnesota Pollution ...

It is a glow-in-the-dark night sky too, colored a mix of green, yellow, and red. Its colors result from scattered sunlight, oxygen, and sodium from shooting stars.