Sir, — The existence of gravitational waves has been confirmed. Dick Ahlstrom explains that as they pass, invisibly and harmlessly through the Earth, they stretch and squeeze space time ("Scientists confirm existence of Einstein's gravitation waves", February 12th). Ah, so that is what has been distorting the figures in the fiscal space, depending on which election hopeful you are listening to. – Yours, etc,
CHARLES DELAP,
Cabinteely,
Dublin 18.
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Sir, – Giant ripples discovered in outer space. What next for humanity – the sound of God’s raspberry? – Yours, etc,
EUGENE TANNAM,
Firhouse,
Dublin 24.