Three thin leaflets blew open and blood blasted through an artificial heart valve, the center stream firing reds and yellows, the colors indicating a flow speed up to 125 centimeters per second. When the leaflets slammed shut, the flow turned to light blue eddies, indicating blood flow had nearly stopped.
- Winter is coming. What if roads and runways could de-ice themselves?
October 3, 2017
- Ed McCracken: from Silicon Valley to “Faces of Iowa State”
September 21, 2017
- Moving Fast: Tirthapura wins NSF grant on mining from massive data streams
September 19, 2017