News tagged with time

Study examines how news spreads on Twitter

Nearly every major news organization has a Twitter account these days, but just how effective is the microblogging website at spreading news? That's the question University of Arizona professor Sudha Ram set out to answer ...

Jan 09, 2013 not rated yet 1

The origins of a genetic switch

Cilia, microscopic whip-like organelles that protrude from the surface of many cell types, are almost ubiquitous. They are present in all eukaryotes—organisms whose cells have a nucleus—and have diversified ...

Jan 02, 2013 5 / 5 (3) 1