Nuclear-powered civilian ships could be powerful enough to smash through Arctic ice on their own, potentially using the Northeast Passage to travel from Asia to Europe and reducing time and carbon emissions for international shipping lines.
Nuclear propulsion might therefore be a cheaper option for ships on long voyages, the Register reports.
The SafePassage Automatic Identification System monitors the real-time data that commercial ships broadcast-including name, position, course and speed-for boats in a 30-mile radius. The system comes loaded with differential GPS, two data receivers, and ports for running information to a laptop or plotter, which will alert you if you're on a collision course. $1,250
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.