Technology has no boundary. This week, we look at tech for pets, balls that teach kids about computer programming and robots inspired by salamanders.
Vertical farms increase production of food, reduce waste and naturally scrub the air of smog. What's not to love?
An urban plan for Paris could reduce the city's greenhouse gas emissions by up to 75 percent in 2050.
An underwater eco-city is designed for deep-sea living.
Two city projects -- one in Melbourne, Australia and the other in New York City -- will bring nature to the urbanite.
Adventures abound this week's gallery. Take a walk (or ride) on the wild side.
This week, we take to the skies with technology that will put the wind in your sails.
This week we feature city surfing, levitating speakers, tornadoes made of light and swarms of robots that self-organize into complex shapes.
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