Why the sky is glowing and Melbourne looks pretty in pink

Melbourne's pink sky that has puzzled residents originated from Marvel Stadium's LED turf lights. The AFL-owned venue uses magenta lights to promote grass growth, with the combination of red and blue wavelengths leaking into the sky. Similar pink glows have appeared at sports stadiums in Birmingham and Sydney, where the technology aids plant photosynthesis during low-light conditions.

Summary by Glance · SMH