Posts Tagged ‘Optics’

How does the Sun create a pillar of light in the sky? [Weirdweather]

16 Oct
The right weather conditions can send pillars of light shooting up across the sky. Find out how nature forms its own spotlights. More »

Why are clouds white? [Madscience]

10 Jul
Water is clear. The sky is blue. So why are clouds white? And if regular clouds are white, why are rain clouds gray? More »