CNN news 2011-08-08 加文本

cnn news 2011-08-08

Let's start with GE, General Electric down 5.7 percent for the day. Let's look at the world's biggest oil company, Exxon Mobil down 5 percent for the day. Look at Google, technology leader, down 4 percent for the day. And if you look at Alcoa, the biggest losers on the Dow Industrials, this is a huge aluminum company down 9.2 percent, again the biggest loser for the Dow 30 today, a company that really spans the gamut. You make aluminum to use in flames and soda cans. You use it across the board. It's a good indicator of overall demand and how the economy is doing. No matter where your money was today in the stock market, you lost money.

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In the last 15 years we certainly discovered that Mars has a lot of water. Much of that water is in the form of ice, in the Polar Regions of the high latitudes. And in those places that waters can be frozen throughout the year. It's just too cold to ever form liquid. What makes this new observations so interesting is that it occurred at lower latitude where the temperature is much warmer, and where it's actually much possible for liquid water to exist.