Feature

Eagles Did Not Fight When Nest Was Invaded

Bacteria and Fungi in Soil Help Prevent Erosion

First Glances at New Books

Front Matter

Discover How and Where Body Makes Its Germ-Fighters

[Photograph]: For Science

New Method of Testing Large Telescope Mirrors

Coal Mine Waste Piles Yield Beautiful Fossil Leaves

“Magnetic” Mines Feasible, Say American Experts

Mystery Star’s Light Varies Because of Hidden Companion

In Science Fields

Census Stages Rehearsal