DEFENSE: Two for Space

After weeks of agonizing difficulties, the U.S. had a big week in missilery. On Johnston Island, 700 miles southwest of Hawaii, one morning the sky blossomed red when the Army's reliable Redstone took a nuclear warhead up an estimated 100 miles and exploded it in the thin air on space's edge—a high-altitude test, say intelligence reports, that came ten months behind a similar U.S.S.R. shot in the crucial race for the anti-bomber and antimissile missile (see SCIENCE). Next day Air Force missilemen at Cape Canaveral, Fla. sent their mightiest beast, a 100-ton three-engined Atlas-B ballistic missile, on its first...