A Crisis in Science Teaching
In which the continuing shortage of scientists and engineers is traced back to the high schools. As their enrollments soar, the number of qualified science teachers actually decreases
In which the continuing shortage of scientists and engineers is traced back to the high schools. As their enrollments soar, the number of qualified science teachers actually decreases
It is the strange virus disease myxomatosis. In Australia, where the animals are destructive pests, it is a blessing; in Europe, where they are cherished game, it is a calamity
On June 30 the moon will blot out the sun on a path from Nebraska to Pakistan. This eclipse is one of a series lasting for 13 centuries, thereby illustrating the complex motions of the earth and the moon...
The red fluid of the human body is a rich mixture of cells and molecules. New methods of fractionating and preserving these many constituents increase their usefulness to medicine
They are not handsomely tapered but often resemble a small hamburger bun. This unpoetical form, frozen by high-speed photography, is analyzed to reveal the forces that mold it
Some amusing experiments of the psychological laboratory indicate that this trait of primates may be an even more fundamental part of their make-up than previously thought
The early study of plutonium, when only microscopic amounts of the metal were available, stimulated a kind of chemistry that deals with quantities measured in millionths of a gram
A swamp filled with bones indicates that these enormous wingless birds lived in New Zealand when knighthood flowered in Europe. Then they vanished. Were they exterminated by aboriginal man?...