Scientific American Magazine

With the Calder Hall reactors feeding into its national power grid and several other stations nearing completion, Britain leads the world in the peaceful application of atomic energy

An imported species of this insect has become a serious pest in the South. It is studied both to find means to control it and to learn how a species adapts itself to a new environment

When the Normans invaded England in the 11th century, their first fortresses were made not of stone but of wood. Recent excavations have shown what these wooden castles looked like

The evolution of these huge machines is still proceeding at a lively pace. They are used for two purposes: to "see" fundamental particles of matter and to create new ones

When ducklings are hatched, the first moving object they see is usually their mother. They proceed to follow her. If they see another moving object, however, they follow it instead

This 19th-century German was a deep and versatile investigator. Although he had been trained as a physician, he made important contributions to physics, physiology and the theory of knowledge

Artificial lowering of body temperature is becoming a useful medical technique. Already it has made possible unusual heart operations and has proved valuable in the treatment of shock

This small particle is found in a fraction of living cells which have been broken up for biochemical investigation. It now seems to be a fragment of an intracellular system which makes proteins