Volume 93 | Number 4 | July-August 2005
A review of What the Dormouse Said: How the Sixties Counterculture Shaped the Personal Computer Industry, by John Markoff. Ruminations on the "deliciously scandalous" history of computing in the '60s.
A review of Earth: An Intimate History, by Richard Fortey. Part history, part travelogue and part geological survey.
A review of Assembling the Tree of Life, edited by Joel Cracraft and Michael J. Donoghue. An assessment of current phylogenetic efforts across the Tree of Life.
A review of Perfectly Reasonable Deviations from the Beaten Track: The Letters of Richard P. Feynman, edited by Michelle Feynman. Feynman's correspondence presents him in a new light.
Total Records : 14
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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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