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2024-01-30   Video
These All-Female Salamanders Steal Genes

Keywords:

These are all pond breeding salamanders. They are really abundant in the Great Lakes. They are gene thieves. They're stealing DNA from other species. It is known as kleptogenesis....

这些都是池塘 繁殖蝾螈。 他们真的很丰富 在五大湖区。 他们是基因窃贼。 他们在偷窃 来自其他物种的 DNA。 它被称为盗窃发生。 他们通常只被称为 单性恋情结 或单性 Amyst...


2024-01-28   Video
Is Meat Really that Bad

Keywords:

Food is arguably the best thing about being alive. No other bodily pleasure is enjoyed multiple times every day and never gets old. It is an expression of culture, our parents' love and ...

食物可以说是最好的 活着。没有其他身体的快乐是 每天享受多次,从来没有 变老了。它是文化的一种表现, 我们父母的爱和手段 庆祝或安慰。 这就是为什么当我们 告诉我们应该改变我们的饮食内容和方式 应对快速的气候...


2024-01-26   Video
What Would Happen If The Sun Was Smaller Than The Earth

Keywords:

Imagine you were able to shrink the Sun to the size of a basketball. At that point, the Earth would be reduced to the size of a sesame seed. That's how massive our star is. But what if th...

想象一下,您能够缩小 太阳到篮球大小。 到那时,地球就会缩小 到芝麻大小。 这就是我们的恒星质量。 但是,如果这个由气体和等离子体组成的炽热球呢 不是我们太阳系中最大的东西吗? 如果, 以下是将要...


2024-01-24   Video
Lizard Olympics - Natural Selection

Keywords:

Sean Carroll: The fact that lizards differ in leg length and toe pad size, depending on where they live, suggests that these differences in traits are adaptations to the lizard's habitats....

Sean Carroll:事实上 蜥蜴的腿长不同 和脚趾垫大小, 取决于他们住在哪里, 表明这些差异 在特征中是适应 到蜥蜴的栖息地。 Jonathan Losos:这是 这边是一棵好树。 Sean C...


2024-01-22   Video
A Surprising Thing Happens When Two Black Holes Slam Together

Keywords:

When two black holes slam together, they don't make a sound. And yet this is what we hear if we listen closely, Let’s listen again That “chirp” is what we heard from two black holes ...

当两个黑洞撞击在一起时,它们不会发出声音。 然而,如果我们倾听,这就是我们听到的 密切 让我们再听一遍 那“啁啾”就是我们听到的 来自两个黑洞 那砰的一声撞在一起 距离地球约 10 亿光年。 ...


2024-01-20   Video
You Are Immune Against Every Disease

Keywords:

You are not a person, you are a planet, made of roughly 40 trillion cells. There is so much of you, that if your cells were human-sized, you would be as big as 20 Mount Everests. For you...

你不是一个人,你是一个星球, 由大约 40 万亿个细胞组成。 你太多了,那 如果您的细胞是人类大小的, 你会有 20 座珠穆朗玛峰那么大。为了您的 令人毛骨悚然的爬行居民,这使你的身体成为 生态系统,拥有丰富的资源和...


2024-01-18   Video
Children Recognize a Fishapod Fossil

Keywords:

[SHUBIN:] Tiktaalik was headline news the day it was described in 2006. And I remember going in to drop one of my kids off at school. And the teacher asked me, "You know, I read about y...

[舒宾:]Tiktaalik 成为头条新闻 新闻 2006 年。 我记得我进去投降 我的一个孩子在学校。 老师问道 我,“你知道的, 我读到你的 在报纸上发现。 你能把它带进来吗 给孩子们看吗? ...


2024-01-16   Video
What Would Happen If All of the Volcanoes on Earth Erupted at Once

Keywords:

What if one day you turned on the news channel to see this... Breaking news... ...volcanic eruption... ...already caused 2 million casualties... ...all airports are closed... If all th...

如果有一天你打开了怎么办 新闻频道看到这个... 突发新闻。。。 ...火山喷发...... ...已经造成了 200 万人的伤亡...... ...所有机场都关闭了...... 如果地球上所有的火山都同时喷...


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