Volume 92 | Number 2 | March-April 2004
Thanks to the late E. T. Jaynes, every schoolchild and scholar can approach inference unhampered by absurd probability myths
James L. McGaugh's overview of modern memory research is rich and insightful
Paradigm shifts are preceded by inventions that let us "see things that could not be seen before," says Douglas S. Robertson, and now the computer is generating an information explosion that is bringing about dramatic changes in almost every field
Caroline Herschel's autobiographies shed light on her career as her brother William's loyal assistant
Duane M. Rumbaugh and David A. Washburn's Intelligence of Apes and Other Rational Beings is difficult to categorize and thus hard to recommend, but its detailed account of technological advances in the testing of primate learning and cognition is rewarding
Tim Friend tours the squeaking, squawking, roaring, raging world of animal vocalizations
Spencer Weart's history of global warming is "selective, subjective and somewhat episodic," which keeps it "readable and interesting"
Industrial Strength Design sums up the career of Brooks Stevens, champion of planned obsolescence
Total Records : 14
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ANIMATION: Hydrangea Colors: It’s All in the Soil
The Hydrangea macrophylla (big-leafed hydrangea) plant is the only known plant that can 'detect' the pH level in surrounding soil!
One of the world’s most popular ornamental flowers, it conceals a bouquet of biological and biochemical surprises. The iconic “snowball” shaped hydrangea blooms are a common staple of backyard gardens.
Hydrangea colors ultimately depend on the availability of aluminum ions(Al3+) within the soil.
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