A commonly used food coloring can make the skin of a living mouse transparent, allowing scientists to see its organs function, according to a new study. CNN values your feedback 1.

Scientists say they've used a common food dye to render the skin of a mouse transparent, revealing the workings of blood vessels and organs underneath.

Scientists say they've used a common food dye to render the skin of a mouse transparent, revealing the workings of blood vessels and organs underneath. Image by Keyi "Onyx" Li/U.S. National ...