NASA has planned to build a Starshade to look for Alien Planets. Starshade exoplanet-hunting missions may be technologically daunting.
Hurricane Irene, approaching the east coast of the USA, weakened to the second category on the Saffir-Simpson scale. According to U.S. National Hurricane Center Irene is located about 675 km from Cape Hatteras in North Carolina and moved to the north at a speed of 22 km/h., carrying maximum sustained winds of 185 kilometers an hour, making it a category three storm on a five-point scale measuring a storm’s intensity and potential destructive power. It is only 3 km less than the speed of the third category of hurricanes. Irene became the first hurricane of the Atlantic hurricane season of 2011, continued from June to November. He has already walked with destructive step in the Dominican Republic, Cuba, Haiti, Puerto Rico, the Bahamas.
According to weather forecasts, the hurricane brought down the American coast on Saturday morning. The first on its way will be North Carolina, there is already declared the highest level of risk. At capitals of U.S. Irene, as expected will reach on Sunday. States of emergency, except Carolina was introduced in New York, Maryland, Virginia and New Jersey. Authorities say Irene could cause flooding in the U.S. mid-Atlantic and New England regions, where soil is saturated from recent heavy rains. Irene is the first hurricane to seriously threaten the United States in three years.
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