Radio Stars
Radio astronomers have discovered stars that emit little or no light but much radio energy. To study such objects English workers are building the biggest radio telescope
Features
Trace Elements
To maintain their health plants and animals require vanishingly small amounts of certain nutrients, the role of which is now under intensive investigation
The Oldest Laws
On a clay tablet in Istanbul a University of Pennsylvania archaeologist has found the enlightened code of Ur-Nammu, who reigned over Sumer and Ur more than 4,000 years ago
The Kidney
This remarkable organ not only filters wastes from the blood but also regulates the volume and composition of the fluids that constitute the subtle internal environment of the body
Crystals and the Future of Physics
A dialogue in which the author attempts to show Empeiros how the laws of physics, so many of which now elude us, may form a finite system that will some day soon be entirely worked out
Psychotherapy for Schizophrenia
The psychosis ranks with cancer as a problem of public health. It is treated by shock and surgery and now by psychoanalysis, which, though slow and difficult, has had encouraging success
Wood Structure
Trees are still the most versatile source of structural material. Each species has a characteristic organization of cells due to the special conditions of its existence
The Metabolism of Hummingbirds
Its remarkably high rate raises such questions as what keeps these tiny creatures from starving at night and how they are able to migrate across the Gulf of Mexico
Departments
50 and 100 Years Ago: January 1953
Science and the Citizen: January 1953
- Letters
Letters to the Editors, January 1953
- Recommended
Books
- Amateur Scientist
The Amateur Scientist
- Departments
Bibliography
