Show PROBLEM FOR THE SCIENTIST how may the energy of the sun at present largely wasted bo be uil utilize to advantage the enormous energy which is constantly poured out by the sun still Is nl ill most past the comprehension 0 the lay mind measurements bava hown that hut on a clear clea sunny aenny day the sun transmitted to the earth energy which corresponded to about horsepower per acre at present all that Is practically wasted attempts have from time to time been made to utilize this enormous supery of 0 energy but not with any great measure of 0 success it if people only knew how to harness it they could at the expense of lowering the temperature of the earth by a degree or so obtain all the power necessary to perform the work of the world only about three fifths of the energy sent gent to the earth from the sun Is appreciable to the eye as light it if the sun were twice as hot as it is four fifths would be appreciable in that way and it if it were still hotter the whole of 0 the energy would affect the eye as light radiant energy Is not heat that Is the energy 0 the he sun does not reach the earth in the cb e form of heat it 1 is not heat beat at all until it falls on bodies whose temperature can be raised it might rather be called electricity in tact fact it is a form of electricity for or all the methods used to detect and measure ur radiant energy depend upon ab corbing it and transforming it into heat beat fey |