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Human genes take evolutionary turns
Researchers have identified a set of genes that has evolved an extensive pattern of alterations unique to people.
By Bruce Bower -
EarthThis pollutant fights lupus
A hormone-mimicking pollutant that leaches out of some plastics appears to fight lupus.
By Janet Raloff -
Health & MedicineCould refrigeration explain Crohn’s rise?
Crohn's disease, marked by inflammation of the small intestine, could be caused by refrigeration of meats, a process that selects for hardy bacteria that handle cold temperatures well, researchers hypothesize.
By Nathan Seppa -
TechElectronic skin senses touch
A pressure-detecting membrane laminated onto a sheet of flexible plastic electronics may lead to artificial skin for robots.