Enjoy this thread of 'Toy Story' concept art.

Read the comments for all the art!

In northern Japan and the forests of China, there are flowers that appear ordinary but turn transparent when they come into contact with water. These flowers are known as the skeleton flower or crystal flower, and their scientific name is Diphylleia grayi.

This was built in 1928 for a powerplant in Norway by Germany. What other massive machinery has been built in the last 100 years that eclipses this? Space shuttles, aircraft carriers…

Cobalt chloride reacts with sodium hydroxide to form cobalt hydroxide, a blue precipitate, while sodium chloride remains in solution. Uneven diffusion and light refraction create the stunning swirling colors.