Notebook
- Humans
From the April 25, 1936, issue
An old-fashioned tower, alcohol in fuel, and knowledge in atoms and cosmic rays.
- Planetary Science
The Mysterious Smell of Moondust
Long after the last Apollo astronaut left the moon, a mystery lingers: Why does moondust smell like gunpowder? In this account, astronauts describe the surprising smell and taste of moondust, which they experienced firsthand inside their lunar landers. The dust gave one astronaut a case of hay fever. Go to: http://science.nasa.gov/headlines/y2006/30jan_smellofmoondust.htm
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Finding Form
Biologist Sean Carroll maintains a site devoted to the genetics of animal body designs and evolution.
