Feature

Rare Mineral Solving Origin of Earth’s Craters

Large Colleges Hold 40% of Total Science Faculty

Soviets Get Big Returns from Small Asian Outlay

In Science Fields

Power Sources: Old and New

In Science Fields

Big Demand for Tiny Gadgets

Patents of the Week

Jet Pilots Told How to Reduce Take-off Noise

Books of the Week

Unusual Feed Suggested for Malayan Cattle

Bat’s System May Enable Blind to “See”