News
- Plants
Bean plants punish microbial partners
In a novel test of how partnerships between species can last in nature, researchers have found that soybeans punish cheaters.
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Breathless: Reef fish cope with low oxygen
A coral reef may look like a high-oxygen paradise, but the first respiration tests of fish there show an unexpected tolerance for low oxygen.
- Archaeology
Origins of Smelting: Lake yields core of pre-Inca silver making
Metal concentrations in soil extracted from a Bolivian lake indicate that silver production in the region began 1,000 years ago, 4 centuries before well-known silver-making efforts by the Incas.
- Materials Science
A Soft Touch: Imaging technique reveals hidden atoms
Researchers have devised a new imaging technique for visualizing every carbon atom in the basic unit of graphite.
