It's become the go-to site for hosts and guests who are desperate and underemployed. But that could change quickly.
An iPhone app that maps downtown’s indoor parks, rooftop terraces, urban gardens, and bamboo forests.
A Chinese supermarket giant has announced plans to build 1,000 "virtual" supermarkets.
Nearly every square meter of rooftop in Cambridge, Massachusetts, has now been evaluated for its suitability to host solar panels.
This stroller has four gears. And cup holders. And it reaches maximum speeds of 50 mph.
This crash detector will send GPS coordinates to the authorities if you sustain a severe head impact.
Author Steven Johnson, described by some as a "Darwin of Technology," on the future of urban innovation.
Using GPS technology implanted in shoes, artists envision the paths that runners love to tackle.
Thanks to GoBumper, you can paste ads on your car in exchange for prizes. But the "rewards" aren't all they're cracked up to be.
Transportation-as-a-service models could really take off in a world of hyper-optimized robo-taxis.
Start-ups and entrepreneurs promise a bright future. But is it a future that crowds out the poor and disadvantaged?
Meet the federal government's four-bed, three-bath, two-car garage, 2,700-square foot suburban net-zero home.
A Cleveland start-up helps apartment complexes up their social media game.
In Lansing, Michigan, an incubator encourages sustainable companies to take root in the shrinking city.