The science behind a spectacular Sydney sunset

Sydneysiders have been treated to two spectacular sights in less than 24 hours, with glorious pink and red hues sending social media into a photo-sharing frenzy on Monday night and early this morning.

But what causes the sky to morph into a blanket of fire? It’s all to do with a process called scattering.

Scattering occurs when a beam of sunlight strikes a molecule in the atmosphere, which shoots some of the light’s wavelengths in different directions.

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