Feature

Scientia International

Transplantation Immunity

[Photograph]: High-Power Amplifier Tube

Patents of the Week

Huge Antennas Being Erected in England

Science Program Spreads

Mexican, Two Americans Win Public Health Award

U.S.-Japan Group Plans Science Cooperation

Device to Measure Deep Sea Current Velocity

In Science Fields

Jupiter, Saturn Still Visible

Computer-Seismograph Makes Quake Library