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2024-12-03   Video
What If We Lived in a Globular Cluster

Keywords:

Imagine if our night sky looked like this. Looks cool, doesn't it? Well, what's not cool, is that you'd have to live your life without electricity, cars, rockets, jewelry, or you cell phone. Thi...

想象一下,如果我们的夜空是这样的。 看起来很酷,不是吗?嗯,不酷的是,你必须在没有电、汽车、火箭、珠宝或手机的情况下生活。 这就是假设,如果我们生活在球状星团中会发生什么。 带上一些宇宙尘埃和气体, 添加数十亿个行星...


2024-12-01   Video
How Venus Fits Into the Search for Life Beyond Earth

Keywords:

(gentle music) - [Narrator] It's known as Earth's evil twin. - Venus gives us a glimpse into both our past and our future, a past where water formed and perhaps life arose before it d...

(轻柔的音乐) - [旁白] 这是已知的 作为地球的邪恶双胞胎。 - 金星让我们一瞥 进入我们的过去和未来, 水形成的过去 也许生命出现了 在地球上之前, 以及我们的未来,地球将在那里升温。 所...


2024-11-29   Video
Great Lakes Fish Are Moving North

Keywords:

Karen Alofs: I think it’s important to realize that fish, like many other species, are adapting to climate change and that we don’t yet fully understand the consequences. I became an ecologist becaus...

Karen Alofs:我认为重要的是要认识到,鱼类和许多其他物种一样,正在适应气候变化,而我们还没有完全了解其后果。 我之所以成为一名生态学家,是因为我对研究我能看到的东西感兴趣,我可以出去看看,然后我可以在环境中看到。 随着时间的推...


2024-11-27   Video
What Would Happen If We Had Flying Cars

Keywords:

Imagine an entire network of flying cars zooming around at 2,000 meters above our congested city streets. Your morning commute would be a lot different up there: you could travel at higher speeds, ...

想象一下,一整组飞行汽车在我们拥挤的城市街道上空 2,000 米处飞驰。 您早上的通勤时间会大不相同:您可以以更高的速度行驶,几乎可以到达任何偏远的目的地。 但是,我们必须制定什么样的法律来控制天空呢? 我们如何执行这些法律?...


2024-11-25   Video
An EV Pricing War

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Last month, Tesla made one of the biggest price drops in TV history slashing its model y by nearly 20%. The move sent shockwaves through the auto industry. A few weeks later, Ford made...

上个月 特斯拉进行了电视史上最大的降价之一,将其 Model Y 削减了近 20%. 此举在汽车行业引起了震动。 几周后, 福特对电动野马机 E 进行了自己的降价 分析师和专家 一直在关注其他汽车制造商是...


2024-11-23   Video
What If a Spoonful of Neutron Star Appeared on Earth

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This is the Sun. And this is a neutron star. But don't let its size fool you. Neutron stars are massive gravitational monsters, and orbiting one wouldn't end up well for our planet....

这是太阳。 这是一颗中子星。 但不要被它的大小所迷惑。 中子星质量很大 引力怪兽 / 绕着 1 个运行不会有好结果 为了我们的星球。 但是,如果我们只吃一勺呢, 并将其运送到地球? 如此...


2024-11-21   Video
The ‘IKEA Effect’

Keywords:

(lighthearted music) - You know they don't tell you, "Don't lay on the bed." You're supposed to lay on the bed. - [Narrator] If you've ever visited an Ikea, you've likely encountered ...

(轻松的音乐) - 你知道他们不会说 你,“不要躺在床上。 你应该躺在床上。 - [旁白] 如果你有 去过宜家吗, 您可能遇到过 他们的商店无休止 蜿蜒曲折的平面图。 这种布局可能会让人感到困惑。 ...


2024-11-19   Video
What If a Gamma-Ray Burst Hits the Earth

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What if I told you that supernovas aren't the brightest events in the Universe? Gamma-ray bursts are. They shine hundreds of times brighter and only last for several minutes at most. But even...

如果我告诉你超新星不是宇宙中最亮的事件呢? 伽马射线暴是。 它们的亮度提高了数百倍,最多只能持续几分钟。 但即使是一秒钟也足以让他们搞砸地球上所有复杂的生命。 这是假设,如果伽马射线暴撞击地球会发生什么。 伽马...


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