National Health Insurance
The proposal now before Congress has generated more heat than light. What is it, and what are the alternatives its opponents have proposed?
Features
The Blister Hypothesis
Huge pockets of hot rock below the earth's surface may account for many of its features. A geologist reviews his theory, notably in regard to mountains
Muscle Research
The contractile tissue has many remarkable characteristics. Not the least of them is its usefulness in the investigation of life itself
Low Temperature Physics
At normal temperatures matter is in ceaseless thermal motion. Physicists have accordingly reduced it almost to absolute zero to expose some subtle properties that are otherwise obscured
Ancient Slavery
In Greece and Rome the institution took many interesting forms that have been obscured by the more recent memory of slavery in the U. S.
The Social Amoebae
The independent cells of Dictyostelium periodically gather into an organism of many cells. The study of this peculiar phenomenon is a felicitous example of the scientific method
Trapped Light
Zarem camera freezes reflections of a beam of light as it speeds away from the shutter
The Prevention of Murder
It might have been possible in the case of Robert Irwin. Society did not accept the responsibility, but it insisted that the murderer accept the blame
Departments
50 and 100 Years Ago: June 1949
Science and the Citizen: June 1949
- Letters
Letters to the Editors, June 1949
- Recommended
Books
- Amateur Scientist
The Amateur Astronomer
- Departments
Bibliography