Articles written by Sarah Webb

About the Author

Sarah Webb has been freelancing from the New York City area since 2004. She has covered chemistry and materials science for Science News and worked in-house at both Discover and Popular Science. She holds a Ph.D. in chemistry, an undergraduate degree in German and completed a Fulbright fellowship doing organic chemistry research in Germany. She is a member of the National Association of Science Writers, the American Society of Journalists and Authors, the Society of Environmental Journalists, the American Association for the Advancement of Science and is a past co-president of the Science Writers in New York (SWINY).

November 2010

The geometry of human coronary arteries from a CTA scan, shown at 12.5 micron resolution. The inset shows blood-flow geometry detail. The red in the detail highlights red blood cells, not endothelial shear stress (ESS), which is represented as a color map on the arterial walls. (Image courtesy of the author.)

Pressure and flow

November 16th, 2010 Updated: November 29th, 2011

The first large-scale simulation of blood flow in coronary arteries enlists a realistic description of the vessels’ geometries. Researchers reported on the simulation today at the SC10 supercomputing conference in New Orleans.

More...

Computational sciences gets a Harvard institute

November 16th, 2010 Updated: March 16th, 2011

Projects such as looking at blood flow in the coronary arteries highlight the value of computation to understand problems in a variety of disciplines, including engineering, medicine, biology, the physical sciences and business. Seeing the need to expand course offerings and graduate student research opportunities, Cherry Murray, dean of the Harvard School of Engineering and [...]

More...