We put the best PDF editors to the test to find the top software, apps, and online services for creating, altering, and collaborating on documents. We've been testing PDF editors for over ten years ...

We developed a thin, flexible microelectrode array that can be slid through a small slit in the skull onto the brain surface. We showed that this minimally invasive system records and stimulates ...

The design of complex and high-performance optical assemblies is greatly simplified by the availability of a wide range of sophisticated software packages, reports The Scott Partnership. Optical ...