At the end of last week, we had a rainbow following a storm. But one odd thing about it was that it was a double rainbow, a phenomenon caused by the refractive conditions in the the sky. I don’t recall ever seeing one before. The second rainbow is always weaker and the colours are reversed.
I am semi-retired after a career in medical sciences. I now work from home doing independent research and consultancy amongst other things. One advantage of this is that I do have time to indulge my interests including birdwatching, natural history, steam trains and history particularly ancient history.
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