News
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Health & MedicineAsthma Zap: Heated scope reduces attacks
A new tool cools asthma by heating lung tissue to kill overgrown smooth muscle in airways, a hallmark of the disease.
By Brian Vastag -
HumansChasing money for science
Stagnant funding for the National Institutes of Health is forcing scientists to downsize their labs and abandon some of their most promising work.
By Janet Raloff -
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PaleontologyBirds’ ancestors had small genomes too
Among mammals, reptiles, and related animals, today's birds have the smallest genomes, and the dinosaurs that gave rise to birds had small genomes as well.