News
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ChemistryHot Spuds: Golden path to acrylamide in food
The browning reaction that imparts flavor to french fries and breads also creates acrylamide, an animal carcinogen.
By Janet Raloff -
Materials ScienceMolecular Separations: New artificial sieve traps molecules
Researchers have created a metal-laced organic solid that acts as a sieve with nanosize pores for capturing molecules.
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Making Mice Mellow: Rodents yield clues to improved anxiety drugs
Mice bred to lack a gene for a certain enzyme exhibit reduced anxiety and greater curiosity in stressful laboratory tasks, suggesting a possible new avenue of research into anti-anxiety medications.
By Bruce Bower -
TechSolar Surgery: Sunlight acts like laser
By channeling sunlight down a fiber optic cable, scientists have produced laserlike beams that can burn tumors off major organs.