sciencehabit writes: Researchers have serendipitously discovered that a mixture of urea, glycerol, and soap makes membranes transparent. When they tried the mixture on a developing mouse fetus, they found that it removed all of the pigment from the cells, rendering the fetus completely transparent. The technique allowed scientists to see fluorescent neurons buried several millimeters in the brain.
Top Ten Things Overheard At The ANSI C Draft Committee Meetings:
(7) Well, it's an excellent idea, but it would make the compilers too
hard to write.