Volume 93 | Number 2 | March-April 2005
Mary Jo Nye has written a thought-provoking biography of Nobel physicist and activist Patrick Blackett
In Nature: An Economic History, master naturalist Geerat J. Vermeij has constructed a full theory that characterizes the history of life and the evolution of ecosystems as an economic system
In Soft Machines, Richard A. L. Jones recommends looking inside cells for inspiration, methods and raw materials
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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