Two weeks on Substack

After two weeks, more than 750 readers signed up for The Planet.

I enjoyed a lovely sunset this evening while overlooking the Ottawa River. Photographers like the warm colors of the 'golden hour' at the end of the day when the last sunlight travels a longer distance through the atmosphere to reach your eye. Regular light is a mixture of all colors of the rainbow. But at sunset, the short-wavelength blue and violet to…