Oceans in Peril: Primed for Mass Extinction?
Thu, 29 Jul 2010 04:43:59 -0700
One hundred days ago Thursday, the oil rig Deepwater Horizon began spewing oil into the Gulf of Mexico. As profoundly as the leak of millions of barrels of oil is injuring the Gulf ecosystem, it is only one of many threats to the Earth's oceans that, many experts say, could change the makeup of the oceans as we know them and wipe out a large portion of marine life.
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Scientist Warns Massive Asteroid Could Hit Earth
Wed, 28 Jul 2010 17:29:55 -0700
A large asteroid in space that has a remote chance of slamming into the Earth would be most likely hit in 2182, if it crashed into our planet at all, a new study suggests.
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