![]() Though everyone agrees that Albert Einstein was highly intelligent, there’s no consensus about what intelligence is. There’s no consensus among experts about why the world is wheezier every day. There’s a cottage industry of speculation and theory: indoor and outdoor allergens, diet, vitamins, tobacco, air pollution, obesity, Egyptian plagues, and so on. Today, there are 300 million people with asthma and there are set to be 100 million more by 2025.īut why is asthma increasing? We don’t know. The World Health Organization estimates that there are 60% more cases of asthma today compared with the 1980s, and deaths have doubled in the same time. We know that the face probably has specialized mechanisms for blushing - that is, a particular blood vessel dilation system that serves only blushing. In normal circumstances, we can control our expressions - we pretend we’re not angry, feign happiness, or hide frustration. Cue the fluttering heart, the deep red blush, and cheeks that feel hotter than the sun.Īnd yet, we don’t know why we blush. You tucked your skirt into your underwear, you accidentally farted very loudly in public, or someone you fancy romantically has found out about it. ![]() Here are just seven of the examples to be found. Wikenigma is a repository of all those open questions and great unknowns. Rather than explaining things, it tells you just how little we know about them. Rather than give answers, it raises questions. ![]()
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