Japan's smartphone 'zombies' wreak havoc on the streets

When the lights change at the Shibuya crossing in Japan's capital, one of the world's busiest pedestrian thoroughfares, hundreds of people with their eyes glued to smartphones pick their way over the road.

What's driving the next generation of green products?

If you purchased a Toyota Prius, you may have been driven by the desire to conserve the environment or to save yourself some money at the gas pump. But consumers may also choose to buy sustainable products to make themselves ...

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