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20 classrooms short facts about man and humanity
Site offers you a selection of facts-in-one-place dedicated to some amazing features of human devices and human society in tselom.Esli we could hear the frequency below 20 Hz, we be heard ... the movement of their muscles. Creak-creak. < In theory, people could easily live to be old one butter and potatoes. When our body does not get adequate nutrition, testosterone levels drop, while estrogen levels remain unchanged. This can lead to an increase in male breast (gynaecomastia) during starvation. Men who eat! Due to the fact that fertility (fertility) human usually falls off with increasing well-being, the human population likely will not grow so rapidly as in the past century. According to some estimates, it will stop about 10 billion. < Each person has a unique design language as fingerprints. Some historians believe that humans developed agriculture ... to improve the production of alcohol. People - the best distance runners on the planet. In the past they were hunted for prey, bringing it to the point of exhaustion ran. Scientists noticed that people tend to create spontaneous order, when they are left to fend for themselves (ranging from large-scale to small community systems circular traffic). <. In the state of Kentucky once lived a family with blue skin. Fugate family bought a blue color because of incest and a rare genetic disorder - methemoglobinemia. Only the Europeans and their descendants living in the United States, there are lactase tolerance (tolerance of milk in adulthood). By nature it is not incorporated, but evolutionarily evolved. < Yawning is contagious not only humans, but also dogs. You have a lot more of the five senses (sight, hearing, smell, touch, taste). For example, the sense of balance and termotseptsiya - just few of the many feelings, not included in the basic five. Earwax has antimicrobial properties, preventing congestion in the ears of fungus and bacteria. The researchers could not find enough evidence of GMO Communications (genetically modified foods) with health problems in humans. The only potential cancer case transmission from person to person occurred when the surgeon who performed the operation on cancer patients, cut his hand and "transplanted" cancer cells themselves. < Your feet are made up of 52 bones. This is a quarter of all the bones in your body. The human finger is able to feel the object thickness of 13 nanometers. If your finger was the size of the Earth, you would feel the difference between a house and a car. < Our eyes are able to observe a candle flame at the distance of 50 km, provided a clear dark night. Some people come out in support of transhumanism, that is, for the eradication of aging and disease with the help of technology, resulting in people become cyborgs.
Source: List25, translation Infoniac
via factroom.ru
At age 18, she weighed 120 kg and continued to gain weight. But once her patience is exhausted
25 unique photos of National Geographic, previously unpublished