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科学研究   

2024-04-25   Video
What Would Happen If the Earth Was a Moon of Jupiter

Keywords:

There are 79 known moons of Jupiter What if we moved Earth into its orbit, too? How would Jupiter's super-strong gravity affect our lives? How long could you survive on a freezing plane...

木星有 79 颗已知的卫星 如果我们把地球也移到它的轨道上呢? 木星的超强引力会如何 影响我们的生活? 你能活多久 在冰冻的星球上 到处都是火山? 这就是“如果” 以下是将要发生的事情 ...


2024-04-23   Video
What Would Happen If the Sahara Desert Was Covered With Solar Panels

Keywords:

In a world exhausted of fossil fuels, solar panels can provide a sustainable solution to our energy problems. But they also come with a couple of issues: for one, solar farms are massive, ...

在一个化石燃料枯竭的世界里, 太阳能电池板可以提供可持续的 解决我们的能源问题。 但它们也带来了几个问题: 首先,太阳能发电厂规模庞大, 而且他们必须设置在某个地方 那里有很多阳光。 现在,如果我们有一个大...


2024-04-21   Video
Black Hole Star

Keywords:

Black hole stars may have been the largest stars to ever exist. They burned brighter than galaxies and were Larger than any star today or that could ever exist in the future. But besides...

黑洞恒星可能已经 有史以来最大的恒星。 它们燃烧得比星系更亮,而且更大 比今天或可能存在的任何恒星都要 未来。但除了它们的规模之外,是什么让 他们特别而奇怪的是,在内心深处,他们 被一种宇宙寄生虫占据,一种无休止的 ...


2024-04-19   Video
Think Like a Scientist -- Inside Alzheimer's Disease

Keywords:

[computer keyboard tapping] [music plays] [O'BRIEN:] I am fearful of the day when I put my hands on the keyboard and not know what to do. This is a painful naked story for me to tel...

[电脑键盘敲击] [音乐响起] [奥布莱恩:]我害怕这一天 当我把手放在 在键盘上 并且不知道该怎么办。 这是一个痛苦的赤裸裸的故事 让我告诉, 但我训练中的一切都 正如一位记者所说:“你真可耻...


2024-04-17   Intermediate
Why My iPhone’s Battery Expired in Only a Year

Keywords:

- Once I remove the battery, I can safely disconnect the cables, and we can get started on the battery replacement. - Every iPhone battery is going to expire. That is, it's going to go ba...

- 取出电池后, 我可以安全地断开电缆, 我们可以开始 更换电池。 - 每块 iPhone 电池都会过期。 也就是说,它会随着时间的推移而变坏 出于一些相当技术性的原因。 所以几个月前, 我分享了...


2024-04-17   Video
What Would Happen If The Earth Had Two Moons

Keywords:

What if our Moon had a twin? Seeing not just one, but two of these satellites in the night sky might be spectacular. But how would a second moon affect the ocean tides? This is WHAT IF, ...

如果我们的月球有一对双胞胎呢? 看到的不仅仅是一个,而是两个 夜空中的这些卫星 可能会很壮观。 但是,一秒钟 月亮影响海洋潮汐? 这就是 WHAT IF, 以下是将要发生的事情 如果地球有两个卫星。 ...


2024-04-15   Intermediate
From Gadgets to Galaxies - CES, Part Three

Keywords:

Steve Mirsky: And so what does that tell us? It’s telling us about early universe and galaxy formation? Clara Moskowitz: That’s right. They’re seeing galaxies that are between, you know, 12 ...

Steve Mirsky:那么这告诉我们什么呢?它告诉我们早期宇宙和星系的形成? Clara Moskowitz:是的。他们看到的星系年龄在 12 到 130 亿年之间,基本上几乎与宇宙本身一样古老。所以他们真的在试图看到有史以来最早形成...


2024-04-15   Video
What Would Happen If We Built an Elevator to Space

Keywords:

Hold on tight, turn up the elevator music, and get ready for a whole new mode of space exploration! Forget rocket launches! We already use elevators to bring us to extreme heights in our ta...

抓紧,调高电梯音乐, 并准备好迎接整个 太空探索新模式! 忘掉火箭发射吧! 我们已经使用电梯将我们带到 我们最高建筑的极端高度, 那么他们为什么不能带我们去 只是稍微深入太空? 这是 WHAT IF,这是...


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