Kirk Siegler is a national correspondent for NPR News. As a roving reporter, he covers the western U.S. with an emphasis on rural issues, water and the effects of climate change on smaller communities ...

Even as cars become increasingly sophisticated, motor oil remains the engine’s lifeblood, and caring for this fluid is vital. Fortunately, this is a rather simple task—and your car’s onboard computer ...

Abstract: An automatic phase change over switch is designed primarily to disconnect load from its power source and transfer it to a standby source say generator or any other local power source like ...

Abstract: We propose a new semi-automatic framework for tooth segmentation in Cone-Beam Computed Tomography (CBCT) combining shape priors based on a statistical shape model and graph cut optimization.