Bentley Systems Inc. has released SewerCAD V8 XM Edition, adding tools to its wastewater CAD software to evaluate capacity, size pipes, select pumps, and identify the locations of potential overflows.
Water modeling experts are working with the American Red Cross to rehabilitate water and sanitation systems in Indonesia and other tsunami-affected areas.
Current radio frequency assignments — which are static, inflexible, and inefficient — have a detrimental effect on military communications. A potential solution, the cognitive radio, uses an onboard digital map system to select transmission frequencies and potentially shape the RF beam.
