wigton physics

  Doing the colour blindness test is one of my earliest memories from Primary School. Interesting to see them again all these years later.

This trellis at The Newt near Glastonbury reminded me of the diagrams of space-time when it is curved by gravity in ...

Spotted in the cathedral at St Davids. It must work on light through a window. I don't think I've ever seen an indoor su...

Every bridge on the Lancaster Canal seemed to have a benchmark. Then the penny dropped. Benchmarks were used for linear surveys ...

We enjoyed the cliff railway. It doesn't give the mass of an empty car but the 1500 litr...

Back to a phenomenon I've recorded before but not been able to find any theory about. Compare the bottom fence p...

It was wonderful to come across this in Tenby Parish Church - the person who invented the equals sign. I...