The Origin of the Yard and Met...

Sep 16, 2011 by

How many of us have a foot a foot long ?
What are the origins of some of the measurements we use today.

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Ground Source Heat Pumps

Apr 24, 2011 by

My parents are building a new house and my Father ever keen to try out new ideas is installing a Ground Source heat pump which promises to supply most if not all the heating required for the new house without drawing ANY energy from the European Grid!

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How Is the Date of Easter Calc...

Apr 22, 2011 by

Easter is a moveable feast, which means that it does not occur on the same date every year. The Council of Nicaea (A.D. 325) set the...

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