Volume 89 | Number 5 | September-October 2001
A review of Mendeleyev's Dream: The Quest for the Elements, by Paul Strathern
A review of The Gender and Science Reader, by Muriel Lederman and Ingrid Bartsch and Athena Unbound: The Advancement of Women in Science and Technology, by Henry Etzkowitz, Carol Kemelgor and Brian Uzzi (with Michael Neuschatz, Elaine Seymour, Lynn Mulkey and Joseph Alonzo)
A review of In Code: A Mathematical Journey, by Sarah Flannery with David Flannery
Victorian Sensation: The Extraordinary Publication, Reception, and Secret Authorship of Vestiges of the Natural History of Creation, by James A. Secord
Total Records : 15
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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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