Feature

Tropical Jumping Spiders Jump to Attract Mate

Telescope Mirrors Heavens

[Photograph]: Clue to Vanished People

Convulsions from Malaria

Eva the Engineer Must Remember to Be Eve

Unified Science Is Possible

Cheaper Paper from Wheat Straw Is Promised

Vitamin $text{B}_{12}$ Aids Growth

New Relief for Arthritics

Scientist to Spend 92nd Birthday in African Jungle

Fellowship Controversy

Radioactive Alcohol Is Tried on Rats