Feature

Doctor Can Diagnose One Type of Stroke from Eyes

Front Matter

Private Satellites Coming

Live Polio Virus Vaccine

New Machines and Gadgets

Radioactive Debris from Bomb Tests Spreads Fast

Thin Metal Plate to Save Astronaut

[Photograph]: Electric “Eel”

Marked Whales Yield Data on Age at Maturity

Light Atoms Specialty of AEC Commissioner

Satellite Could Check Einstein’s Red Shift

Can Halt “Black Cancer”