After years in stealth mode, Google’s parent company Alphabet X has spun out Dandelion, a company that provides geothermal heating and cooling technology to homeowners at affordable costs. The company said it raised $2M in seed funding — led by Collaborative Fund and including ZhenFund and Borealis Ventures — to start sales and operations.

Geothermal heating and cooling technology uses the constant 40° to 50°F temperature of the earth to heat and cool homes and buildings. Systems use pipes that are buried in the earth below the frost line coupled with heat exchange systems (heat pumps) to circulate warm or cool fluid throughout a building, heating or cooling it, depending on the ambient temperature. The biggest obstacle to their installation to date has been the up-front cost,

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