20 Amazing Science Tattoos That Will Make You Want To Get Inked

6. Darwin's Tree Of Life Sketch

Speaking of the father of evolution, the tree of life sketch was found in the notebooks Darwin kept during his voyages on the HMS Beagle in 1830s. It was during this voyage that he formulated a lot of his ideas, and this sketch, with the simple annotation of "I think" looks like the genesis of his famous Theory of Evolution by Natural Selection.

5. Photograph 51 By Patrick Day

So you know how Watson and Crick discovered the structure of DNA all on their own? Well, they didn't. Rosalind Franklin's "Photograph 51" is an X-ray image taken of the structure of DNA and was passed to the more famous pair without her knowledge. Miraculously, they came up with the double-helix model not long after.

Franklin, having died at the age of 37, went unrecognised in her lifetime, but has since started to receive the recognition she deserves.