-
[时差N小时] 时差N小时:为什么肥皂水能吹泡泡?(下)
Blowing into the film is similar to blowing into a balloon: the rush of air makes the film stretch and expand.吹薄膜与吹气球类似:气流涌进导致薄膜伸展和膨胀。2017-11-02 编辑:clover
-
[时差N小时] 时差N小时:大自然中的基因交易(上)
Wouldn’t it be great if we could trade genes with other species?如果我们能和其他物种交换基因该有多好?2017-11-03 编辑:clover
-
[时差N小时] 时差N小时:大自然中的基因交易(下)
Wouldn’t it be great if we could trade genes with other species?如果我们能和其他物种交换基因该有多好?2017-11-04 编辑:clover
-
[时差N小时] 时差N小时:人类语言的起源(上)
Scientists have searched for the origins of human speech in the hoots, grunts, and other vocalizations made by primates.科学家一直通过研究灵长类动物发出的叫声、呼噜声以及其他声音来寻找人类语言的起源。2017-11-06 编辑:clover
-
[时差N小时] 时差N小时:人类语言的起源(下)
Scientists have searched for the origins of human speech in the hoots, grunts, and other vocalizations made by primates.科学家一直通过研究灵长类动物发出的叫声、呼噜声以及其他声音来寻找人类语言的起源。2017-11-07 编辑:clover
-
[时差N小时] 时差N小时:有孩子的家庭更加幸福(上)
It’s challenging, but overall a very rewarding experience.养育孩子颇具挑战性,但总体来讲,我也获益良多。2017-11-08 编辑:clover
-
[时差N小时] 时差N小时:有孩子的家庭更加幸福(下)
Specifically, the study found that parents are happier when taking care of their kids than when doing other chores.该研究还有一个特别发现:夫妻照顾孩子时比做家务时更快乐。2017-11-09 编辑:clover
-
[时差N小时] 时差N小时:为什么我们想吃零食?(下)
But let’s say you snack before you feel hungry again.趁着还不饿,我们再来聊聊吃零食的情况吧。2017-11-11 编辑:clover
-
[时差N小时] 时差N小时:为什么我们想吃零食?(上)
French researchers recently found that this second type of snack attack is harder on your waistline.法国研究人员最近发现,第二种情况容易导致肥胖。2017-11-10 编辑:clover
-
[时差N小时] 时差N小时:关于天花你了解多少(上)
In Shakespeare’s day, wishing a pox on someone was a terrible curse.在莎士比亚时代,希望别人得天花是非常恶毒的诅咒。2017-11-13 编辑:clover
-
[时差N小时] 时差N小时:关于天花你了解多少(下)
In the process, they gained immunity to the disease.通过预防接种,他们获得了抵抗天花病毒的免疫力。2017-11-14 编辑:clover
-
[时差N小时] 时差N小时:酸奶中含有神秘液体(上)
When you open a container of yogurt, you’ll often see liquid collected on top.当你打开一盒酸奶后会发现,上面漂浮着一层液体。2017-11-15 编辑:clover
-
[时差N小时] 时差N小时:酸奶中含有神秘液体(下)
As a result, the mixture is more acidic than before, and this higher acidity solidifies the casein proteins.因此,混合物比之前更酸,高浓度的酸使酪蛋白凝固。2017-11-16 编辑:clover
-
[时差N小时] 时差N小时:格陵兰岛人如何计数?(上)
Kids learn to count on their fingers, because they’re so, well, handy!小孩通过数手指学习算数,因为这种方法确实很方便。2017-11-17 编辑:clover
-
[时差N小时] 时差N小时:格陵兰岛人如何计数?(下)
We’re so used to our base ten system that it may seem like the only possibility.我们已经习惯用十进制计数,认为世上似乎只有这一种计数系统。2017-11-18 编辑:clover
-
[时差N小时] 时差N小时:如何制作陨石坑?(上)
What makes science really fun is when you get to do things yourself, so today we’re going to be making moon craters.科学真正有趣的时刻是当你亲身实践的时候,今天咱们来一起制作月球陨石坑吧!2017-11-20 编辑:clover
-
[时差N小时] 时差N小时:如何制作陨石坑?(下)
What makes science really fun is when you get to do things yourself, so today we’re going to be making moon craters.科学真正有趣的时刻是当你亲身实践的时候,今天咱们来一起制作月球陨石坑吧!2017-11-21 编辑:clover
-
[时差N小时] 时差N小时:智商爆表的猩猩(下)
And when it comes to memory, some apes are far better than humans at memorizing images and strings of numbers.而在记忆方面,一些猩猩记忆图片和一串数字的能力远胜于人类。2017-11-23 编辑:clover
-
[时差N小时] 时差N小时:智商爆表的猩猩(上)
I know that humans and chimps share something like 98 percent of our DNA.我知道人类和猩猩有许多相同之处,比如我们的DNA有98%是相同的。2017-11-22 编辑:clover
-
[时差N小时] 时差N小时:冰镇饮料由何而来?(上)
Heat is a measure of molecular activity: the faster a thing’s molecules move, the more heat that substance contains.热量是分子活动的指标:分子移动的速度越快,物体所含的热量越多。2017-11-24 编辑:clover