Uncategorized
- Archaeology
Seeing Past the Dirt
Increasingly, researchers are using geophysical techniques such as ground-penetrating radar and magnetometers to target their excavations.
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- Humans
From the July 20, 1935, issue
A warning sign for pilots, better methods for producing radioactive substances, and making potatoes grow better with ultrasound.
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Animal Skulls
High school biology teacher DeLoy Roberts and his students have, over the years, assembled a large collection of animal skulls. This Web site provides dramatic images of the skulls, ranging, for example, from the armadillo to the wood rat among the mammals.
