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Monday November 5, 2007

Your Heart Shrinks With Age As we age, our heart shrinks and loses some of its ability to pump blood
	Life at Sea: An Oceanographer's Adventure	Old Folks Focus Just Fine, Thanks
	Whatever Happened to Fuel Cells?	Ancient Spider Guts Revealed in 3-D

Top Features

Big Pig-Like Beast Discovered Read More	Why People Choose to Live in Harm's Way Read More
The Scariest Thing about Neanderthals Read More	What's the Longest Lake in the World? Read More

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Today on LiveScience.com, Your Heart Shrinks With Age. November 5, 2007