世界上最强大的X光机是高能量物理学的一种副产品。
The world's most powerful X-ray machines are a byproduct of high-energy physics.
在物理学中，运动的物体有两个特征与理解能量系统动力学相关：惯性和动量。
In physics, moving objects have two characteristics relevant to understanding the dynamics of energy systems: inertia and momentum.
为了目睹这种效应，物理学家首先需要吸出每一个可能的量子，让光束处于能量最小的“基态”。
To see such effects, physicists first have to suck out every possible quantum and leave a beam in its least-energetic "ground state".
这一原理，也即能量守恒，是物理学中最宝贵的定律之一。
This principle, called conservation of energy, is one of our most cherished laws of physics.
粒子物理学理论预言暗能量的强度要比观测到的大约大120个数量级，而广义相对论不能解释这个巨大的差异。
The theories of particle physics predict the strength of dark energy to be about 120 orders of magnitude larger than what is observed, and general relativity cannot explain this enormous discrepancy.
十年后，一组新的试验有可能帮助搞清楚暗能量的特性，相应地，一些专家号称的现代物理学中“最深奥”的问题也将迎刃而解。
A decade later, a new suite of experiments may pin down the properties of dark energy and solve what some experts are calling "the most profound problem" in modern physics.
在物理学中，能量既不能被创造，也无法被销毁，而是仅仅改变了存在的形式。
It certainly doesn't sound right. In physics, energy can be neither created nor destroyed, it simply changes form.
他的计算结果是根据超高能量和量子引力物理学的假设。
His calculations relied on assumptions about the physics of ultra-high energies and quantum gravity.
物理学上有一个基本定律，能量不能被创造中被毁灭，只能被传递。
There's a fundamental rule in physics that says, energy cannot be created or destroyed, it can only be transferred.
在天体物理学中，引力作用量描述了在被物质和能量弯曲的时空中如何形成引力的机理。
In astrophysics, a gravitational action is the mechanism that describes how gravity can emerge from space-time being curved by matter and energy.
“守恒”这个词来自于物理学;,如果说能量守恒。
Well, the word conservative comes from the idea in physics; if the conservation of energy.
当18个月前着手这项研究时，小组的研究人员(包括珀尔·马特，这个月因为致力于暗能量研究而获得诺贝尔物理学奖)大多是首次进入气候科学研究。
When embarking on the project 18 months ago, its members (including Saul Perlmutter, who won the Nobel prize for physics this month for his work on dark energy) were mostly new to climate science.
一种微粒的物理质量越大,就越需要更多的能量来证实其存在.于是,物理学者们有了建造一套机器设备的愿望,这套机器会比费密研究所的加速器的功能还要强大.但是在陈旧的重负荷机器的能量范围仍然会存在实际物理质量轻的西格斯介子.
Hence the desire of physicists to build amore powerful machine than Fermilab's Tevatron. But a really light Higgs mightbe within the old workhorse's energy range.
在1902年，当一名德国物理学家表明电子的能量取决于光的颜色（或者频率）时，他们震惊了。
They were startled in 1902 when a German physicist showed that the electrons’ energy depended instead on the color (or the frequency) of the light.
我也并不孤单——我曾见过他成功地向阿诺·施瓦辛格解释了高能量子物理学。
And I'm not alone - I've witnessed him successfully explain high-energy particle physics to Arnold Schwarzenegger as well.
暗物质和暗能量，当前天体物理学中许多未解之谜的源头，将出现在很多发生在太空和外星的故事中。
Dark matter and dark energy, the sources of many current open questions in astrophysics, will figure in many space-based stories and some planet-based ones.
由于激光光束的能量强大到足以在刀片上钻洞，物理学家使用穿透刀片的数量作为激光能量的计量单位。
Because the beam was powerful enough to drill holes in razor blades, physicists measured its power in gillettes, or the number of blades penetrated.
这个标准模型的棘手之处在于，它对某些物理学家们来说太过了，不管怎样，它导致了包含极高能量的重力及工作的新理论们。
The stubbornness of the standard model has been too much for some physicists, however, leading to new theories that include gravity and work at extremely high energies.
研究者们认为是暗能量推动宇宙膨胀速度加快，但是暗能量究竟是什么仍然是个未知数——也许这是当今物理学界的最大难题。
The acceleration is thought to be driven by dark energy, but what that dark energy is remains an enigma - perhaps the greatest in physics today.
我们将黑洞、大爆炸和超新星与极端的天体物理学和令人难以置信的能量联系起来，所以很显然科学家们并不能在实验室里真正地把它们制造出来。
We associate black holes, Big Bangs and supernovae with extreme astrophysics and mind-boggling destructive energies, so obviously scientists can't really build the genuine article in a lab.
物理学家不断接近大统一理论，在尺度上不断减小，在能量上不断加大，在准确性上不断提高。
Physicists approach that much-desired unified theory, working our way to smaller and smaller distances, or higher and higher energies or higher and higher accuracy.
当它们碰撞时，它们释放的能量强大到物理学家们常常会将铅——铅对撞成为“微型宇宙大爆炸”。
When they collide, they release so much energy that physicists often refer to the lead-lead collisions as "micro-Big Bangs."
能量既不能创造也不能消灭，这是物理学中一条很重要的定律。
It is a very important law in physics that energy can be neither created nor destroyed.
从乙醚提取能量，和所谓的'乙醚物理学'，是建基于宇宙是全被'物质充满著'，那是固定不变、永久的运转。
Extracting energy from the aether, and the so called 'aether physics', is based on the cosmos being' all filled with substance ', which is in constant, perpetual motion.
在这个新的研究中，物理学家们用一种处在极紫外能量范围的强光子X射线激光器发出的闪光照射氙原子，所用闪光的能量是可见光能量的40倍。
In the new study, the physicists shot xenon atoms with FLASH, an X-ray laser that USES intense photons in the extreme ultraviolet energy range, about forty times the energy of visible light.
物理学家们做的这些事的本质就是尽可能让这些对撞充满能量并且高效以使这些粒子的质量转换为纯能量（这是爱因斯坦颠补不破的方程E=mc2的结果）。
What physicists are basically doing is making the collisions as powerful and as efficient as possible to turn particle mass into pure energy (as a result of Einstein's bedrock equation E=mc2).
物理学家们做的这些事的本质就是尽可能让这些对撞充满能量并且高效以使这些粒子的质量转换为纯能量（这是爱因斯坦颠补不破的方程E=mc2的结果）。
What physicists are basically doing is making the collisions as powerful and as efficient as possible to turn particle mass into pure energy (as a result of Einstein's bedrock equation E=mc2).
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