Alfred's New Ramblings

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Good bye letters

This week saw a surge on goodbye letters. You know those letters that you write on the last day of work. Usually very polite, thanking everyone, including the receptionist, not burning any bridges, keeping the future door open etc. First…

Wave Cloud

Wave cloud was observed in Florida.  It is called a Kelvin–Helmholtz instability (fluid dynamics).  Helmholtz or Hermann von Helmholtz also did some groundbreaking work in electromagnetism. Click on the picture for the series of breath taking pictures. Kelvin Helmholtz