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科学研究   

2023-09-11   Pre-Intermediate
How Babies Learn, When, and Even In What Position, Part One

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Not long ago, many people believed that babies only wanted food and to be kept warm and dry. Some people thought babies were not able to learn things until they were five or six months old. But doctor...

不久前,许多人认为婴儿只想要食物,需要保持温暖干燥。有些人认为婴儿要到五六个月大才能学会东西。但美国的医生现在说,婴儿在出生的第一天就开始学习,甚至在出生前。尤妮斯·肯尼迪·施莱弗国家儿童健康与人类发展研究所是一个联邦政府机构。该研究所表示...


2023-09-10   Intermediate
Health and Nutrition Research at Mars, Part Three

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Schroeter: In a certain way that was important that we did this in the beginning of this research in order to start somewhere. But today we need to understand that concept only takes us so fa...

Schroeter:在某种程度上,我们在这项研究开始时这样做很重要,以便从某个地方开始。但今天我们需要明白,这个概念只能带我们走到这一步,如果它的目标是改变饮食指南或制造以科学和证据为基础的产品,为人们提供真正的益处、健康益处,我们需要的不...


2023-09-08   Intermediate
Health and Nutrition Research at Mars, Part Two

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Schroeter: So, if we talk about flavonols in general, we need to be very specific because in the end, the devil lies in the detail, and we need to know what are the detailed biomedical proper...

Schroeter:所以,如果我们一般地谈论黄酮醇,我们需要非常具体,因为最终,魔鬼在于细节,我们需要知道这些化合物的详细生物医学特性是什么,以便提出饮食建议,以塑造食品加工方法,从而真正创造出有足够证据和真正科学的产品,以证明其益处的健康...


2023-09-08   Video
Solar Flares & Coronal Mass Ejections

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The Sun, smooth and round and peaceful. Except when it suddenly vomits radiation and plasma in random directions. These solar flares and coronal mass ejections, or CMEs, can hit Earth an...

太阳, 光滑、圆润、宁静。 除非它突然吐出辐射 和随机方向的等离子体。 这些太阳耀斑和日冕 大量喷射 (CME) 可以撞击地球并具有严重的 对人类的后果。 它们究竟是如何工作的? 他们能有多糟糕? ...


2023-09-06   Intermediate
Health and Nutrition Research at Mars, Part One

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Schroeter: When we talk about diets that are rich in plant foods or diets that are rich in vegetables are good for you, the question then is, Why? Steve: That's Hagen Schroeter. He's...

Schroeter:当我们谈论富含植物性食物的饮食或富含蔬菜的饮食对你有好处时,问题是,为什么? Steve:我是 Hagen Schroeter。他是玛氏公司 (Mars Incorporated) 的基础健康和营养研究主任。去年夏天,...


2023-09-04   Intermediate
LHC, Large Hadron Collider Backgrounder, Part Two

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Steve: If you see popular accounts of what the LHC does, you'll often see described in terms of "trying to approximate the conditions at the big bang". What's wrong with that description? Le...

Steve:如果你看到关于 LHC 作用的流行描述,你经常会看到“试图近似大爆炸的条件”的描述。这个描述有什么问题? 勒孔特:所以我认为这没有错。你注意到我没有使用这个类比。不同的一点是,情况要简单得多,对吧。我们在小空间里有很多能量,就...


2023-09-04   Video
The Past We Can Never Return To

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Today we're doing something different. Our friend John Green will read a story from his podcast, "The Anthropocene Reviewed". We hope you enjoy it and we'll be back with a regular video, Soon...

今天,我们正在做一些不同的事情。 我们的朋友约翰·格林 (John Green) 将阅读他的播客“The Anthropocene Reviewed”中的故事。 我们希望您喜欢它,我们将带着定期视频回来, 很快。 因...


2023-09-02   Intermediate
LHC, Large Hadron Collider Backgrounder, Part One

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Steve: What about the energies that are currently being produced and where that's going to go? We're still going to get significantly higher energies than are currently being produced there? ...

Steve:目前生产的能源怎么样,这些能源将去哪里?我们仍然会获得比目前那里生产的能量高得多的能量吗?是吗? 勒孔特:是的。因此,我们的运行速度为 7 TEV,即万亿电子伏特,这比以前能够获得最高能量的仪器 Fermilab Tevatr...


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