Volume 89 | Number 1 | January-February 2001
A review of Cancer: The Evolutionary Legacy, by Mel Greaves.
A review of The Molecular Genetics of Aging: Results and Problems in Cell Differentiation, edited by Siegfried Hekimi.
A review of Defenders of the Truth: The Battle for Science in the Sociobiology Debate and Beyond, by Ullica Segerstråle.
A review of Songs, Roars, and Rituals: Communication in Birds, Mammals, and Other Animals, by Lesley J. Rogers and Gisela Kaplan.
Total Records : 24
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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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