heating and air conditioning

May 30, 2018 - 9:02 am
By Kaya Yurieff (CNN Money) -- Google spinoff Dandelion unveiled a cheaper way to cool your home. It involves your lawn. Dandelion, born in the secretive and futuristic lab "X" of Google's parent company Alphabet, uses energy from the ground to cool and heat your home. It announced its first...
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