Green Technology

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3-D printing ... inside a moving delivery truck?

A Smarter way to find your way around Paris (and maybe other cities)

4 plug-in hybrids making noise at Detroit Auto Show

These aren't the 'droids you're looking for (except one)

Why 3-D food printing makes sense for nursing homes

Honeywell launches Lyric, a thermostat that keeps tabs on your comings and goings

Hyundai dethrones Honda as the greenest automaker

Diamonds aren't just for rings: They could improve computers

What is Bitcoin?

This 50 cent microscope folds up like origami

Boeing unveils secure smartphone that can 'self-destruct'