News tagged with straight line

Ray tracing and beyond

Ray tracing is simple to explain at one level: "We all do it all day long: That's how you navigate the world visually," Gene Tracy explains. "The fact that I know that you're sitting there and not over there is because the ...

Sep 01, 2014
4.5 / 5 (4) 0

The pirate in the microbe

Pirates could have copied the technique they use to capture ships from bacteria. Like buccaneers who draw their boat to a target ship with grappling hooks, the single-cell organisms use threadlike appendages, ...

May 28, 2014
3 / 5 (1) 0

Shedding light on Anderson localization

Waves do not spread in a disordered medium if there is less than one wavelength between two defects. Physicists from the universities of Zurich and Constance have now proved Nobel Prize winner Philip W. Anderson's ...

Dec 20, 2012
5 / 5 (2) 2 | with audio podcast

Speeding algorithms by shrinking data

In computer science, the buzzword of the day is "big data." The proliferation of cheap, Internet-connected sensors—such as the GPS receivers, accelerometers and cameras in smartphones—has meant an explosion ...

Nov 13, 2012
4.8 / 5 (6) 2 | with audio podcast