Feature

Single Hieroglyph Sheds Light on Ancient Toltecs

Balloon to Be “Surveyed” to Check Its Altitude

Epilepsy in Mice May Give Light on Human Disease

Head Hunters in Borneo Now Disappearing Race

Front Matter

Nature Ramblings: Bites and Stings

Russian Scientist Celebrates a Jubilee of Exploration

In Science Fields

Adopts Alice-in-Wonderland World to Test Vision Theory

[Photograph]: New Austrian Rail Bus

Blanching Celery, Apples Give off Ethylene Gas

Brown Eye Color Found to Be Linked with Sex