The number of different odor mixtures people can distinguish is much larger than anticipated.
Fighting a major polio outbreak in the midst of Syria's bitter civil war is a test of commitment—and diplomacy.
Immune cell composition in the tumor is associated with patient survival.
By binding to Notch target genes, Ikaros shuts off the expression of these genes in T cells and prevents the development of T cell acute lymphoblastic leukemia.
New data from the Computing Research Association show signs of vigor in computer science employment.
21 March 2014, Vol. 343, #6177
On this week's show: human scent discrimination pegged at one trillion odors and a roundup from our daily news site. (0:16:50)
The Science family of sites is published by the nonprofit AAAS, whose mission is to advance science and serve society worldwide. Find out more at www.aaas.org