To my eye they appeared to be a light violet/purple color enough that I actually posted a status update to Facebook at 2:24 AM that said “You know the aurora is cranked up when you can see the ...

The team’s novel camera system was used to depict a UV-sensitive bird’s color vision of three orange sulphur butterflies (Colias eurytheme) in their natural environment.

Fly eyes inspire ultimate camera. ... Vandergheynst and colleague Yusuf Leblebici packed more than 100 cameras similar to those used in mobile phones onto an orange-sized metallic sphere.