A strange landscape with an even stranger sky.
This is a microscope view of the edge of a smooth chunk of silicon, coated with
a thin clear plasticy layer of photoresist. Just like the colors in a soap
bubble, this colorless thin layer produces rainbow colors due to the wave
![(Untitled)](/content/images/size/w795/68ea506d1f0dc5b27475a27c3fc8360f/tumblr_n5ube5VxID1spzrmao1_1280.jpg)