单词:quantum cell wire
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This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin
Welcome to the Science Talk, the weekly podcast of Scientific American posted on February 18th, 2010. I am Steve Mirsky. And you know what the hottest sport in the world is right now? Thanks to the Winter Olympics, it is, of course, curling. That's t
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5 Reasons to Try Firefox Quantum Browser Mozilla has released a new update of its Firefox browser that it says is much faster and provides a better overall user experience. But can the new version called Firefox Quantum compete with the worlds curren
A very loud bang,I was sitting right on the side where the engine is, ah,the loud bang with a little bit flare for a short time and the engine was shut up pretty much immediately from the flight deck. Ah,on flight I analysed the situation.Ah,thanks t
【俚语】 down to the wire 直到最后一刻;直到最后关头 这一习惯用语来自号称皇家运动的赛马: down to the wire。这里的wire指赛马跑道终点拉的终点线。它在几乎不相上下的竞赛中有助于判断究竟谁
And this, then, led to my big questions. And they're the same ones that I have today. 这让我想到一个大问题。一些我今日仍然在想的问题。 And they are: why do things happen, and how do things happen? 为什么事情会发生,它们
We wanted something that was really affordable. The fuel cell looked great: one-tenth as many moving parts and a fuel-cell propulsion system as an internal combustion engine and it emits just water. And we wanted to take advantage of Moore's Law with
Quantum communication boasts ultra-high security as a quantum photon can neither be separated nor duplicated. It is hence impossible to wiretap, intercept or crack the information transmitted through it. Anton Zeilinger, an Austrian physicist at the
Books and Arts; Quantum physics 文艺;量子物理学 House of dreams;Scientists race to explain why the Higgs boson matters 想象的殿堂;科学家竞相解释为什么希格斯玻色子至关重要 Higgs Force: The Symmetry-Breaking Force
Books and Arts; Book Review; Fundamental physics; Big bang; 文艺;书评;基础物理学;宇宙大爆炸; Popular physics has enjoyed a new-found regard. Now comes a brave attempt to inject mathematics into an otherwise fashionable subject 科
Remarkably, and despite his findings, when the twentieth century dawned Michelson counted himself among those who believed that the work of science was nearly at an end, with only a few turrets and pinnacles to be added, a few roof bosses to be carve
The first quantum communications satellite developed by China is expected to launch in July of this year. The BeijingShanghai quantum private communications line will also be opened in the second half of this year, according to Pan Jianwei, academic
今天我们要学的词是down to the wire。 Down to the wire, 是直到最后一刻的意思。美国总统大选已经进入倒数计时,星期二一大早,全美各地的投票站就要开门了。 Presidential candidates McCain and Obama ar
今天我们还要学几个美国总统大选中常用的习惯用语。我们曾经说过,英语词汇很多都来自体育运动。今天要学的第一个习惯用语就来自号称皇家运动的赛马: down to the wire。这里的wire指赛马跑
今天我们要学的词是down to the wire。 Down to the wire, 是直到最后一刻的意思。美国总统大选已经进入倒数计时,星期二一大早,全美各地的投票站就要开门了。 Presidential candidates McCain and Obama ar
Voice 1 Welcome to Spotlight. Im Adam Navis. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 It is August 7, 1974. A man stands
Remarkably, the phenomenon was proved in 1997 when physicists at the University of Geneva sent photons seven miles in opposite directions and demonstrated that interfering with one provoked an instantaneous response in the other. 令人惊叹的是,这
Leaders 社论 Cosmology 宇宙学 Man suddenly sees the start of the universe 揭秘宇宙的起源 The quest to understand reality takes a great leap backwards 科学新突破探索宇宙诞生之初的真相 IN THE beginning was the word and the w
Science and technology 科学技术 Cryptography 密码术 The solace of quantum 量子之慰 Eavesdropping on secret communications is about to get harder 现在想窃听秘密联系会越来越难 CRYPTOGRAPHY is an arms race between Alice and Bob,