If you are 'colorblind,' you can miss out on certain common life experiences, like the beauty of a sunset; you can even be barred from certain jobs and vocations. A promising new gene therapy treatment may soon make these limitations a thing of the past.
There are numerous futuristic, high-tech materials used in medicine these days, from titanium alloys to hydrogels — even 3D-printed human tissue. But medicine's next wonder material might come from much humbler origins — worm spit. Otherwise known as silk.