Feature

Neutrinos “Explain” Gravity

Front Matter

Moon’s Distance Increased

[Photograph]: Supersonic Flight Control

“Electric Eye” Used in Radiation Detector

Describe Future Science

Hardwoods Better for Rocket Fuel, Ice Cream

Noise Affects Hearing

Study Rats’ Psychology

Committee Denounces Federal Secrecy Rules

[Photograph]: Thermometer

Barbital Beats New Drugs