News
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TechCranberry aid for assay
Cranberry juice, often used to stave off urinary-tract infections caused by Escherichia coli, also keeps the bacterium from reducing a biosensor's specificity.
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ArchaeologyGetting a read on early Maya writing
Excavators of a pyramid in northeastern Guatemala announced the discovery of the earliest known Maya writing.
By Bruce Bower -
Robo Receptor: Researchers engineer a brain ion channel to take its cues from light
Scientists have engineered an ion channel in nerve cells to open or close in response to light.
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EcosystemsLife Underfoot: Microbial biodiversity takes surprising twist
When it comes to numbers of bacterial species, rainforest dirt is virtually a desert, but desert dirt bursts with biodiversity.