单词:horizon tracker
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[00:08.10]He won't. 他不会的 [00:09.26]You should've seen his face. 你应该看看他的神情 [00:13.14]I told him the same thing that my mom told him 我跟他说了我妈走的时候 [00:17.46]when she was leaving him. 跟他说的那些话 [
These discoveries raised the stakes. Here was a planet similar to our own. Mars might not have cities or civilizations. But it could be home to other smaller life forms like microbes. Chris McKay is N
I think it is exciting. Because it would imply that if life arose independently on Mars. The implication is that life is pervasive throughout the universe. This is why Mars has so obsessed scientists.
William Boynton is professor of planetary sciences at the University of Arizona. And he's dedicated his life to looking for water on Mars. The link between life and water is very strong. Even here in
From the jungle beyond us came the sound of splashing water. Tigers play in water. 我们前方的森林传来了哗啦哗啦的水声,老虎在水中嬉戏。 Was it the tiger or was it the herd of wild cattle we had seen the day before? 这是老虎
Of course, any terraforming is still a long way off. The next few expeditions to Mars will definitely be made by machines. NASA, are sending 2 rovers, capable of travelling over 100 meters a day in se
Well, hearing that Odyssey had found subsurface water on Mars was enormously exciting for somebody who is involved in planning to send humans to Mars. Water has a number of important uses for us. At t
Life on Earth is basically proteins and DNA, so we can wonder if there is life on Mars will also be DNA and proteins, the same type of DNA, the same type of proteins. One might think that DNA is such
But there was something even better. Odyssey may not just have found ice. There may also be liquid water, and that means, there could be living creatures there too. Right now, there might be liquid wa
The ground here is permafrost, a mixture of soil and ice frozen together. A group of Russian scientists have teamed up with NASA to drill down into it in search of microorganisms. It's work that's bee
One of these wavelengths corresponds to hydrogen, another wavelength would be iron. Another wavelength would be oxygen. And so you go to the part of the spectrum you are interested in and you see you'
This is What's Trending Today. You can now follow the bears in California's Yosemite National Park online. No, that does not mean the bears now all have Twitter profiles. But they are connected to the internet via satellite. They have their own websi
Tracking Santa with Technology Technology can bring magic to the Christmas season and some fun too! Internet users can find out if they are naughty or nice, follow Santa's journey, and play fun Christmas games. Portable North Pole People can make onl