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Where is Irene now? Track the tropical storm
UPDATE: Sunday, August 28, 5:40 p.m. EDT (21:40 UTC). Tropical Storm Irene has been gradually weakening and is beginning to lose tropical characteristics.
August 28, 2011
Forever young: Earth’s crust recycles faster than we thought
Scientists from Max Planck Institute for Chemistry say Earth's crust may be recycled in only half a billion years, based on data from volcano Mauna Loa.
August 28, 2011
What will Hurricane Irene do to New York City?
Hurricane Irene, forecast to hit New York City this evening (August 27), brings a destructive combination of storm surge, damaging winds and flooding rain.
August 26, 2011
Large, powerful Irene approaches North Carolina
Hurricane Irene is pushing north and will cause significant impacts across North Carolina, Virginia, Maryland, New Jersey, New York, Philadelphia this weekend.
August 26, 2011
Irene could bring storm surge flooding to NYC
Hurricane Irene is now Category 2, but it could still cause billions in damages. New York City has ordered the first mandatory evacuations in its history.
August 26, 2011
Video of Irene from the Space Station
Cameras on the International Space Station, 230 miles above the Earth, captured new views of powerful Hurricane Irene churning over the Bahamas on August 24.
August 25, 2011
Millions of unknown species share Earth with us
An innovative survey shows 8.7 million species on Earth, with 86 percent of those yet to be discovered, described and cataloged. Read more on unknown species.
August 25, 2011
4.5-magnitude aftershock rattles DC region
Some Virginia and Washington, D.C. residents woke up in the middle of the night last night to an aftershock from Tuesday's earthquake.
August 25, 2011
Earthquake in Virginia from August 2011: See the video
This video shows seismic waves from the August 23 Virginia earthquake rippling across the U.S. Watch the waves move across the country!
August 25, 2011
Hurricane Irene is now a category 3 storm
Hurricane Irene is now a category 3 hurricane with winds sustained around 115 miles per hour. We're keeping you updated.
August 25, 2011
