Chemistry
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We summarize the week's scientific breakthroughs every Thursday.
- 			 Chemistry ChemistryMixed Message: Pheromone blend sends signalThe meaning of a chemical message released by male Asian elephants depends on the chemical's total concentration as well as on the balance of the chemical's two forms. 
- 			 Chemistry ChemistryMultitasking Miniatures: Tailor-made particles are versatileA new class of tiny particles fashioned from metal and organic building blocks may lead to novel catalysts and sensors. 
- 			 Chemistry ChemistryA Skunk Walks into a Bar . . .Research into the chemistry behind unpleasant beer flavors may someday lead to a more flavor-stable brew. 
- 			 Chemistry ChemistryWhiff Weapon: Pheromone might control invasive sea lampreysResearchers have characterized the primary components of the migratory pheromone that guides sea lampreys to suitable spawning areas. 
- 			 Chemistry ChemistryMaking a Little ProgressScientists are using nanotechnology to develop new strategies for diagnosing and treating cancer. 
- 			 Chemistry ChemistryChemical Dancing: Chemists choreograph molecular moves for Nobel honorThis year's Nobel Prize in Chemistry went to three scientists for their work on a versatile strategy for synthesizing all manner of chemical compounds in an environmentally friendly way. 
- 			 Chemistry ChemistryInto the Void: Porous crystals could do more chemistryChemists have devised a new approach that creates crystalline material with some of the largest pores yet. 
- 			 Chemistry ChemistryGreener Nylon: One-pot recipe could eliminate industrial leftoversResearchers have devised a one-step process for making the primary ingredient of nylon. 
- 			 Chemistry ChemistryHow hot was it?Scientists have created heat-sensing polymers that indicate exposure to high temperatures by changing color under ultraviolet light. 
- 			 Chemistry ChemistryNovel reaction produces hydrogenChemists have found a new way to produce hydrogen using only water, an organic liquid, and a metal catalyst. 
- 			 Chemistry ChemistryCactus goo purifies waterScientists are working on an environmentally benign water-filtering process that uses the nopal cactus. 
- 			 Chemistry ChemistryClass Acts from New Pesticides: Chemicals have little effect on mammalsTwo new classes of selective pesticides immobilize and eventually kill many crop-damaging insects by interfering with a cell receptor unique to those pests. By Ben Harder