A comparative analysis of 'smart cities' worldwide reveals four distinct types, according to researchers. The categories may help city planners to identify and emulate models that are close to their own socio-economic circumstances and policy aspirations.
Read moreA team of scientists characterized the predominant human noise sources in 66 national parks in the US, in an effort to help parks better manage the noise problem.
Read moreFor iconic landscapes such as Grand Canyon or the Appalachian Mountains, geological features are an integral part of their appeal. Yet despite the seeming permanence of cliffs, caves, fossils, and other geological highlights, these features are surprisingly vulnerable to damage or destruction.
Read moreAre you willing to ride in a driverless car? Researchers studied how Americans' perceived cost of commute time changes depending on who's driving.
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