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		If We Are What We Eat, Some Lake Fish Are Made of Maple Leaves—Study Show Fallen Leaves Play a Role in the Food Web More

A Possible New Form of "Supersolid" Matter—Frozen Helium-4 Behaves like a Combination of Solid and Superfluid More

		Chemists Crack Secrets of Nature's Super Glue—Mussel-Powered Proteins Stick to Teflon, Even Under Water More

During Earthquakes, Mineral Gel May Reduce Rock Friction to Zero More

		Protein Data Bank Opens New Era With Broader Support—Nearly 24,000 Molecules and Growing, Accessible Collection Advances Biology More

Nanoscale Building Blocks Form Spheres, Tubes and Curves—Self-Assembling Structures Could Find Wide Use in Nanoelectronics and Drug Delivery More