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Sea Levels on the Move
Through the use of satellites and land survey tools, scientists are learning about...
Fri, 01/14/2011 - 13:36
Killer Whale: Orca
Killer whales (Orcinus orca) are master hunters, using speed, camouflage, and a...
Wed, 09/30/2009 - 11:20
Today, carbon dioxide (CO2) levels in our atmosphere are the highest they've been...
You may have seen the sparkle of fireflies on a summer’s night. The fireflies...