Feature

U. S. Expels Alien Insects

Underworld Borrows Rites from Witchcraft

Thunderstorm Violence

Hard-Bitten Researchers Study Sandfly Tastes

Russians Dig to Reach below Earth’s Crust

Antibiotics Barred for Colds

New Ideas and Gadgets

[Photograph]: Well-Dressed Astronauts

Danger in Happy Drugs

Front Matter

Human Uses Seen in Multiple Sclerosis Study

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