The Three Spectroscopies
The exotic particles produced by the great accelerators can be regarded as a spectrum of excited states that decay to a few ground states. Similar states exist in two older spectroscopies...
Features
The Tartaria Tablets
Three inscribed tablets found in Romania may be 1,000 years older than the oldest examples of writing from Mesopotamia. They are probably not that old, but they do illuminate the contacts between ancient cultures...
The Heat Pipe
This new device can be several thousand times as effective in transporting heat as the best metals. It shows promise of being immediately useful in many areas of technology
The Lunar Orbiter Missions to the Moon
Five spacecraft in lunar orbit photographed in detail the entire side of the moon facing the earth and almost all of the opposite side
The Flight-Control System of the Locust
Groups of nerve cells controlling such activities as locomotion are regulated not only by simple reflex mechanisms but also by behavior patterns apparently coded genetically in the central nervous system...
Leibniz
The theme of his career was the search for a universal language and algebra of reasoning. He perfected the calculus by establishing its fundamental notation, and he pointed the way toward symbolic logic...
The Biochemistry of Copper
Like Iron, copper is indispensable to the life processes of most animals and plants. Its chemical nature notably allows it to play a key role in the function of proteins
Territorial Marking by Rabbits
The wild rabbit of Australia lives in colonies from which the rabbits of other colonies are excluded. The rabbits mark their home territory by means of odorous substances that are secreted by specialized glands...
Departments
50 and 100 Years Ago: May 1968
Science and the Citizen: May 1968
- Letters
Letters to the Editors, May 1968
- Recommended
Books - May 1968
- Mathematical Recreation
Mathematical Games
- Amateur Scientist
The Amateur Scientist - May 1968
- Departments
The Authors
Bibliography - May 1968
