Will time travel ever become a reality ?
时光旅行真的会成为现实吗？
Let's do a little time travel.
让我们来做一个小小的时间旅行。
Time Travel May Occur unnoticed.
时间旅行也许在不知不觉间发生。
Time travel may be imperceptible.
时间旅行也许是不可感知的。
The answer, it seems, is time travel.
答案是，看起来，它在时光旅行。
My mother taught me about TIME TRAVEL
母亲教会我什么是时间旅行
In other words, it raises the prospect of time travel.
换句话说，它提出了时间旅行的前景。
Time travel has occurred in both your future and past.
在你们的过去就有过时间旅行的先例，将来也会有很多。
A few animals also have a capacity for time travel.
有些动物也有穿越时间的能力。
This demonstrates that time travel is impossible, they say.
他们称这表明时空旅行是不可能的。
It's not always a curse, okay? Sometimes time travel is a great thing.
不总是噩梦，好吗？有时候时间旅行是一件好的事情。
The researchers also considered whether their model allows time travel.
研究人员还考虑了他们的模型是否允许时间旅行。
"Time travel in this model looks like it's impossible," said Smolyaninov.
从这个模型看来，时间旅行是不可能实现的。
So sadly, it looks like time travel to the past is never going to happen.
很遗憾，回到过去的时间旅行将来也不会发生。
But the story's not over yet. This doesn't make all time travel impossible.
然而，故事并没有结束，时间旅行并不是不可能。
UK physicist Stephen Hawking said this week that "time travel is possible".
英国物理学家霍金本周语出惊人，称"穿梭时空"将成为可能。
I'm sure I mentioned time travel and nuclear bombs at least once in those six years.
问题是我很确定六年以来我提到过很多次时间旅行，至少一次提到核弹。
Time travel works!“ the note read. “However you can only travel to the past and one-way.
“时光旅行是真的”，纸条上写道，“然而你只能单程回到过去”。
But it is currently unknown whether the laws of physics would allow backwards time travel.
但是到目前为止，我们还不知有哪种物理规律可以支持我们，穿越时间，回到过去。
Carroll: the simplest way out of the puzzle of time travel is to say that it can't be done.
卡罗尔：走出时光旅行的迷雾最简单的方式是宣布那不可能做到。
From this point of view, time travel seems quite difficult but not obviously impossible.
以这种观点看来，时空穿梭似乎非常困难，但也不是完全没有可能。
It USES time travel as a metaphor for fate, with Henry and Clare destined to be together.
它将时空穿梭喻为命运，是命运将亨利和克莱尔连在一起。
What they trip up on is actually a more difficult conceptual problem, the time travel paradox.
让他们在这个问题上屡屡犯错的实际上是一个更为困难的概念问题，一个关于时间穿梭的矛盾。
This means that humans might one day be able to use time travel to skip generations into the future.
这意味着将来有一天人类能够利用时间旅行，越过数代人的间隔直奔未来。
And Dogfish is also bringing back one of their more unusual forays into alcohol-infused time travel.
并且角鲨会在被酒精浸泡的时间里游动时就会发出其中一种不同寻常的攻击。
You were hanging a clock. You fell and you hit your head on the sink…which is what makes time travel possible.
当时你站在便池上挂一个钟，不小心就摔倒了，你的头撞到了排水槽上……而这就是使得时间旅行成为可能的一个原因。
It's long been the stuff of science fiction fantasy but time travel could be a real possibility say scientists.
很久以来，时间旅行一直只是科幻小说里的东西，但实际上这是可能的“，科学家们说。”
Imagine a future where time travel is possible. We are free to travel backward in time to any point in history.
假设，在未来的某一天，时光旅行成为可能，我们可以穿越到历史上的任意时刻。
Imagine a future where time travel is possible. We are free to travel backward in time to any point in history.
假设，在未来的某一天，时光旅行成为可能，我们可以穿越到历史上的任意时刻。
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