Continuing the build of a single propeller drone using Arduino. Follow the next steps, improvements, and challenges as this ...

Advanced Technology Institute, Department of Electrical and Electronic Engineering, University of Surrey, Guildford, Surrey GU2 7XH, U.K.

A user-friendly set of computer-aided design (CAD) models and stereolithography (STL) files is reported for the production of simple and inexpensive 3D printed colorimeters. The designs shared here ...

Steve Coll described his book as a "narrative of the history of the antecedents of September 11 as they were located in Afghanistan beginning in 1979 and ending on Sept 10, 2001." According to Coll, ...