It is in particular the type of fold that determines the function of proteins -- this is a dynamic process that takes place very quickly. Some 1000 water molecules are "brought into line" by one ...

At the corner of Hayes and Steiner on Thursday, Steve Posin says he was "utterly amazed ... to see about 20 people neatly lined up, single file, for the inbound 21-Hayes." Posin, apparently an ...

Freshwater algae can dance around each other in stable groups, held together only by fluid flows in the surrounding water. Raymond Goldstein of the University of Cambridge and colleagues studied a ...