What Is Solar Heat and Are Evacuated Tubes The Most Efficient Method of Getting Heat From the Sun?

Solar heat from the amazing G2V class star we call the Sun is the only thing which keeps Planet Earth from being a frozen wasteland. Since time immemorial, humans have striven to capture that heat for their own comfort and purposes. With the advent of modern technology, it's most likely that evacuated tubes are the most efficient way to capture that great heat from the Sun.

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