Volume 95 | Number 4 | July-August 2007
A review of The Shock of the Old: Technology and Global History Since 1900, by David Edgerton. Technologies are created and improved not just in the laboratory but in the environments in which they are used
A review of The Politics of Life Itself: Biomedicine, Power, and Subjectivity in the Twenty-First Century, by Nikolas Rose. Is it possible to create a neutral map of the emerging technologies, attitudes and policies of biomedicine?
A brief review of Chrysalis: Maria Sibylla Merian and the Secrets of Metamorphosis, by Kim Todd. An imaginative account of Merian's travels, life and work
Total Records : 13
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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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