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One of the key challenges to enabling an autonomous underwater vehicle (AUV) to explore an unknown environment is the ability to navigate. In the past, navigation was typically done using either an acoustic array or by dead-reckoning based on inertial instruments.

In recent years, the technocratic urban planning establishment has begun to recognize that small-scale, creative, temporary, tactical urban interventions are a powerful instrument for spatial research and experimentation. New collaborative strategies between artists, designers and city agencies have emerged, resulting in urban spaces that are iterative, modular, flexible and designed, in part and over time, by the people who use them.

Several new application platforms use static permission systems to restrict access to system API resources. Two prominent examples are the Android OS application platform and the Google Chrome extension system. Developers request permissions for their applications, and the user decides during installation whether those permissions are acceptable.

Traditional businesses follow a simple formula: create a product or service, sell it, collect money. But in the last few years a fundamentally different model has taken root — one in which consumers have more choices, more tools, more information, and more peer-to-peer power. Pioneering entrepreneur Lisa Gansky calls it the Mesh and reveals why it will soon dominate the future of business.