Duke University

Making use of cellular 'noise'

(PhysOrg.com) -- While some scientists find it messy that cells of the same type will respond differently to identical stimuli, Duke University bioengineers have turned this cellular noise to their advantage.

Feb 09, 2011
5 / 5 (1) 0 | with audio podcast

Detecting esophageal cancer with light

A tiny light source and sensors at the end of an endoscope may provide a more accurate way to identify pre-cancerous cells in the lining of the esophagus.

Jan 04, 2011
5 / 5 (1) 0

Tangling the microscopic ladder

If a ladder had more than one rung at each step, it would look awkward and would be a bit dangerous to climb. Ladders in the microscopic world were thought to be similar in structure, having only one particle, ...

Dec 17, 2010
3 / 5 (1) 0