Feature

Books of the Week

[Photograph]: Signals to Syncom

Natural Oddities down Under

Home Treatment of TB in 70 Alaskan Villages

Chickens Not so Dumb, Psychologists Discover

Reports from AAAS Philadelphia Meetings

Nuclear Bomb Survivors Need New Identity

Junk Stirs up Moon Dust

Venus Rotation Revealed by Radar Bounce

Western Institutions Can “Talk” via Computer

Ancestry of Man Extended

Scientists Face Problems