Volume 96 | Number 5 | September-October 2008
A review of Final Countdown: NASA and the End of the Space Shuttle Program, by Pat Duggins. Will retiring the space shuttle program give NASA a new lease on life?
To Brian Hayes's surprise, several readers of his recent review of Digital Dice took issue with his conclusions regarding the Monty Hall puzzle
A brief review of David Attenborough's Life in Cold Blood
Storming the Gates of Paradise • Crime Scene Chemistry for the Armchair Sleuth • Banana
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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