The skin is the body's largest organ and it handles a lot of different duties. It keeps toxins out of our system, regulates our temperature and even converts sunlight into Vitamin D – all while hosting our tactile perception apparatus.
But surely skin's greatest trick is its ability to be a completely sealed and leak-proof vessel for everything else within the human body – solids, liquids and gases. Interestingly, the precise reason for this wasn't know to science until relatively recently. Here's a hint: It has to do with tetrakaidecahedrons. Jules Suzdaltsev has the skinny in today's DNews dispatch.
Science Alert: Scientists have figured out why human skin doesn't leak
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