Feature

50% of Men Ignore Vows

Life Goes on at Bikini

Antibodies Found in Blood of Bleeders Prevent Clots

Universe Is Not Uniform

New Machines and Gadgets

Submerged Lights Lure Fish into New Jap Net

Radar of Little Value in Finding Mineral Deposits

Front Matter

Metal Detector for Logs

Greenland Essential Now

Soviet Atom-Bomb Test?

Science under Controversy