Recommended by Figs in Winter, by Massimo Pigliucci
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Don Robertson is one of the best writers on modern Stoicism. If you are into philosophy as a way of life, you really should read him.
For curious people who want to learn more about Earth, space, the Universe... and who love reality for what it is, not what others tell them it should be. I have opinions, too: politics, life, climate science, and such as well. I'll write about 'em.
Phil Plait is one of the most astute students of pseudoscience.