The Effects of Observing Violence
Experiments suggest that aggression depicted in television and motion picture dramas, or observed in actuality, can arouse certain members of the audience to violent action
Features
The Stereochemical Theory of Odor
There is evidence that the sense of smell is based on the geometry of molecules. Seven primary odors are distinguished, each of them by an appropriately shaped receptor at the olfactory nerve endings...
Tektites and Impact Fragments from the Moon
It has been argued that the glassy stones called tektites arose from the impact of huge meteorites on the earth. There are also arguments that they originated with similar impacts on the moon...
How Cells Attack Antigens
An army of defensive cells protects the body against invasion by foreign substances: the antigens. The specialized functions of these various "inflammatory" cells are now being clarified...
Strongly Interacting Particles
Presenting an account of recent developments in high-energy physics. These particles that respond to the strongest of the four natural forces no longer seem "elementary." They may be composites of one another...
The Antarctic Skua
This large bird is found closer to the South Pole than any other living thing except man. It has made itself unpopular by defecating on explorers and preying on the lovable penguin
Redundancy in Computers
One way to make a machine or a biological system more reliable is to design it to work even if some parts fail. This requires extra parts, so arranged that they interact to suppress errors...
The Black Death
The plague that killed a quarter of the people of Europe in the years 1348–1350 is still studied to shed light on human behavior under conditions of universal catastrophe
Departments
50 and 100 Years Ago: February 1964
Science and the Citizen: February 1964
- Letters
Letters to the Editors, February 1964
- Recommended
Books
- Mathematical Recreation
Mathematical Games
- Amateur Scientist
The Amateur Scientist
- Departments
The Authors
Bibliography
