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2022-06-25   Video
Differentiation and the Fate of Cells

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Here we're going to go through quickly the early stages of development again. And then we're going to get to this stage when the germ layers are set aside. The three germ layers, the ...

我们来了 要通过 快速进入早期阶段 的再次发展。 然后我们就要走了 进入此阶段 当胚芽分层时 被搁置一旁。 三个胚层, 外胚层、中胚层、 和内胚层。 所以在这里你会看到 内部细胞团产生 ...


2022-06-23   Video
The Death Of Bees Explained

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Human society is extremely complex and fragile, built upon various pillars. One of them is the honey bee. One out of three meals eaten by humans is made possible by honey bees. They are ...

人类社会极其 复杂而脆弱, 建立在各种支柱之上。 其中之一是蜜蜂。 人类吃的三餐中就有一餐 是由蜜蜂实现的。 它们非常重要,以至于如果所有 蜜蜂将灭绝, 成千上万的植物将随之而来, 这可能会导致数百...


2022-06-21   Video
Zebrafish Heart Regeneration

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Zebrafish, which any of you who are fish fanciers keep in the fish tank, can get to be about two inches long. It's got a little heart with just two chambers one atrium and one ventricle an...

斑马鱼,你们中的任何一个 养鱼的人是谁 在鱼缸里,可以得到 大约两英寸长。 它有一颗小小的心 只有两个腔室,一个中庭 和一个心室和那个泵 血液遍布全身 鳃 等效的 鱼的肺。 心脏肌肉发达 就像...


2022-06-19   Video
Banking Explained – Money and Credit

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The international banking system is an enigma. There are more than 30.000 different banks world wide, and they hold unbelievable amounts of assets. The top 10 banks alone account for roughly 25 ...

国际银行系统是一个谜。 全球有超过 30.000 家不同的银行,它们持有数量惊人的资产。 仅前 10 家银行就占约 25 万亿美元。 今天,银行业务似乎非常复杂,但最初的想法是让生活更简单。 11 世纪,意大利是欧洲...


2022-06-17   Video
Somatic Cell Nuclear Transfer (Schematic)

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Show us the nuclear transfer we'd seen before, but now we're going to see it as an example where a skin cell nucleus is going to be used to make an embryonic stem cell. So the egg cell has...

向我们展示我们所看到的核转移 之前,但现在我们要把它看作是 皮肤细胞核为 将用于制作胚胎 干细胞。所以卵细胞具有 去除细胞核,从皮肤中取出细胞核 然后将细胞注射到该卵子中。那 然后,你会记得的 eg...


2022-06-15   Video
Measles Explained – Vaccinate or Not

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Recently there has been a lot of talk about measles. What does measles actually do, and should you vaccinate against it? Or is this just hysteria? Measles is a virus: a hull of proteins,...

最近有 很多关于麻疹的讨论。 麻疹实际上是做什么的, 你应该接种吗? 或者这只是歇斯底里? 麻疹是一种病毒: 蛋白质、RNA 的外壳、 加上一些用于繁殖的蛋白质。 它不能自行繁殖; 它需要一个宿主单...


2022-06-13   Video
Salamander Limb Regeneration

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We're going to have a look at the way in which an amputated limb grows over the course of about 90 days in a salamander. That's a time-lapse movie, watching that thing grow. And now we're ...

我们要看看进来的路 截肢的肢体长在 在蝾螈中约 90 天的过程。 那是一部延时电影,看那个 东西增长。现在我们来看看 到底发生了什么。这是 Salamander 的 AND IT 有一个全新的 肢体...


2022-06-11   Video
Everything You Need to Know About Planet Earth

Keywords:

Planet Earth is the home of every lifeform, known to us, in the universe. Its age is about 1/3 of the age of the universe and, admitted, It is a thing of beauty. a slightly squashed fai...

地球是所有生命的家园, 我们认识,在宇宙中。 它的年龄大约是宇宙年龄的 1/3 并且,承认, 这是一件美丽的事情。 一个略微被压扁的集市,有着沉重的金属芯, 和较轻的表壳, 包裹在一缕薄薄的甜美空气...


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