Uncategorized
- Earth
The Salt Flat That Isn’t Flat: World’s largest playa sports ridges, valleys
An innovative field survey of the world's largest salt flat, a New Jersey–size playa high in the Andes, reveals that the barren expanse actually has minuscule, centimeter-scale variations in topography.
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Chimp Champ: Ape aces memory test, outscores people
A young chimp outperforms college students on a test of recalling numbers glimpsed for less than a quarter of a second. With video.
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19906
When Ai, mother of the chimp Amuyu, whose mental feats you reported in this article, appeared in a television documentary a few years ago, I reproduced for myself the number-sequence test she performed and found that, after practice, I could easily outperform her.
