If this doesn’t make you excited about science, get outta ma face.
They make this by injecting the veins with a paste like substance that hardens when activated by a corrosive that also dissolves the rest of the organic materials leaving the mold of the veins
I am a science geek and I can confirm that this is, indeed, super awesome.
this looks hella delicate omg
(Source: topicalurl, via bloodoesabat)