Archive

Month: August 2026

Fact Your ears and nose are not still growing They are sagging. Which looks identical and is not the same thing. 1 min read Fact Humans have fewer genes than a water flea Around 20,000. The tiny crustacean Daphnia has about 31,000. 1 min read Fact Your DNA would stretch to the sun and back many times over Two metres per cell, and you have tens of trillions of cells. 1 min read Fact Your mitochondria come only from your mother An unbroken maternal line, traceable back tens of thousands of years. 1 min read Fact The appendix may be a bacterial safe house Long dismissed as useless. It might be a backup drive for your gut. 1 min read Fact Goosebumps are a leftover from having fur Your body is trying to fluff up a coat you no longer have. 1 min read Fact Most adults on Earth cannot digest milk Being able to is the mutation, not the norm. 1 min read Fact Everyone with blue eyes shares one ancestor A single mutation, somewhere between six and ten thousand years ago, in one person. 1 min read Fact Your cornea has no blood supply at all Blood vessels would be opaque. So the tissue does without. 1 min read Fact Red blood cells throw away their own nucleus They give up the ability to divide, repair, or make anything, in exchange for room to carry oxygen. 1 min read