TED演讲:野火的必要性(3)
That's well more than the 115-140 degrees that signal the moment when serotinous seeds can be freed. 这远远高于华氏115-140度，即晚熟球果种子能被释放的所需温度。 At those temperatures, the cones burst open, releasing millions
TED演讲:演奏乐器如何益智(1)
Did you know that every time musicians pick up their instruments, 知道每当音乐家弹奏他们的乐器时 there are fireworks going off all over their brain? 他们脑里是到处在施放烟火吗？ On the outside, they may look calm and focu
TED演讲:演奏乐器如何益智(2)
The neuroscientists saw multiple areas of the brain light up, 神经科学家看到了脑内多处亮起， simultaneously processing different information in intricate, interrelated, and astonishingly fast sequences. 同时以复杂、互相关联、惊
TED演讲:演奏乐器如何益智(3)
This ability also has an impact on how our memory systems work. 这种能力也能影响记忆系统的运作。 And, indeed, musicians exhibit enhanced memory functions, 的确，音乐家有提高的记忆力功能， creating, storing, and retriev
TED演讲:梵高《星月夜》背后隐藏的数学理论(1)
One of the most remarkable aspects of the human brain is its ability to recognize patterns and describe them. 人的大脑有一个惊人的特性，就是能认出事物运作的模式并描述它。 Among the hardest patterns we've tried to underst
TED演讲:梵高《星月夜》背后隐藏的数学理论(2)
But our brains' primate subdivision will see the contrasting colors without blending. 但视觉皮质中演化的分支会区辨颜色对比而不会将他们混合。 With these two interpretations happening at once, 当两种视觉处理方式同时发
TED演讲:梵高《星月夜》背后隐藏的数学理论(3)
This motivated scientists from Mexico, Spain and England to study the luminance in Van Gogh's paintings in detail. 促使墨西哥、西班牙和英国的科学家开始研究梵高画作裡的颜色亮度。 They discovered that there is a distinct
TED演讲:人如果不喝水会怎么样(1)
Water is virtually everywhere, from soil moisture and ice caps, to the cells inside our own bodies. 水几乎无所不在，从土壤水分及冰帽，到人体内的细胞。 Depending on factors like location, fat index, age, and sex, the average h
TED演讲:人如果不喝水会怎么样(3)
For a long time, conventional wisdom said that we should drink eight glasses a day. 长久以来，一般观念都认为我们每天要喝8杯水， That estimate has since been fine-tuned. 但这个数据已被重新调整过。 Now, the consensus i
TED演讲:流行饮食法有用吗(1)
Conventional wisdom about diets, including government health recommendations, seems to change all the time. 人们对饮食的普遍看法，包括政府的健康推荐，似乎永远都在发生变化。 And yet, ads routinely come about claiming to
TED演讲:流行饮食法有用吗(2)
Sodium is lost until the body can balance itself out, and temporary fluid weight loss may occur. 在身体能够补充之前，我们流失了钠元素，而且还会出现体液流失造成的暂时体重下降。 With other high-protein diets, you
TED演讲:流行饮食法有用吗(3)
Marketing emphasizes the allure of products associated with ancient and remote cultures to create a sense of mysticism for consumers. 营销人员强调这些和远古文化有关的产品的吸引力，来给消费者带来一种神秘的感觉。 W
TED演讲:碳水化合物是怎么作用于你的健康的(1)
Which of these has the least carbohydrates? 这些（食物）中哪些含碳水化合物最少呢？ This roll of bread? This bowl of rice? Or this can of soda? 这卷面包？这碗米饭？或者这罐苏打水？ It's a trick question. 这是个陷
TED演讲:碳水化合物是怎么作用于你的健康的(2)
Consider starch and fiber, both polysaccharides, both derived from plants, 拿淀粉和纤维来说，它们都是多糖，都是从植物中获得的， both composed of hundreds to thousands of monosaccharides joined together, 也都由成百上千个
TED演讲:碳水化合物是怎么作用于你的健康的(3)
When you eat and your blood sugar rises, insulin is secreted into the blood. 当你吃东西导致血糖升高的时候，胰岛素会被分泌到血液中。 It prompts your muscle and fat cells to let glucose in and jump starts the conversion of su
