Feature

Says School Funds Wasted without Health Care

Nature Ramblings: Fish Can Be Drowned

Cosmic Rays Not Likely to Be Future Power Source

All-Metal Airplanes Not in Danger from Lightning

When Sharks Ruled the World

Drought Still Holds Empire in West, from Coast to Plains

Heavy Water Molecules Trace Water in Body

Sun’s Probable Age Ten Million Million Years

In Science Fields

Body Tissues Not Germ-Free; Bacteria in Dissociated State

Carbon Dioxide May Help High Altitude Flyers

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