Volume 86 | Number 5 | September-October 1998
A review of Tutorials in Bilingualism: Psycholinguistic Perspectives, Annette M. B. de Groot and Judith F. Kroll, eds.
A review of Privacy on the Line: The Politics of Wiretapping and Encryption, by Whitfield Diffie and Susan Landeau.
A review of The Cambridge Quintet: A Work of Scientific Speculation, by John Casti.
A review of Instruments of Science: An Historical Encyclopedia, Robert Bud and Deborah Jean Warner, eds.
A review of Strange Brains and Genius: The Secret Lives of Eccentric Scientists and Madmen, by Clifford A. Pickover.
A review of Stonehenge: A New Interpretation of Prehistoric Man and the Cosmos, by John North.
A review of Investing in Innovation: Creating a Research and Innovation Policy that Works, edited by Lewis M. Branscomb and James H. Keller.
Total Records : 17
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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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