Gadgets & Electronics

Electrical device plugs directly into trees for power

Video: Forests popular dumping ground for old TVs

Piezoelectric nightclubs

Mother Nature's greatest hits: 20 songs with an environmental side

Reporter's notebook: Greener Gadget Conference

Please adjust your screen

Green gadgets

Media Mayhem: As seen on TV

Should I unplug my appliances and, if so, will I save money on my electric bill?

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