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Metrology Part II – How do I measure thee? Let me count the ways.

Keywords: measure, measurement, ISO, SI, units, derived units, metrology I’ve had various discussions about science where people have made statements like, “That can’t be measured” and “Science can’t tell us anything about that.” Since I have yet to be presented with a well-defined concept that science is not capable of analyzing (vs. necessarily already havingContinue reading “Metrology Part II – How do I measure thee? Let me count the ways.”

Metrology is not about the weather. Part I – How to weigh a potato

Keywords: philosophy of science, measurement, ISO, NIST, standards, accuracy, precision, philosophical foundations When someone buys a pound of potatoes, how do they know it weighs one pound? A likely answer is that the produce scale said it was. But that assumes the scale is accurate. Is it? And how do we know? The answer toContinue reading “Metrology is not about the weather. Part I – How to weigh a potato”

Lucy Diggs Slowe

Keywords: women’s’ studies, civil rights, feminism, mea culpas I came across Lucy Diggs Slowe in a N.Y. Times article Overlooked No More: Lucy Diggs Slowe, Scholar Who Persisted Against Racism and Sexism. From that article: “She influenced broad campaigns for racial equality, feminism, personal freedom and peace activism. She made it a priority to createContinue reading “Lucy Diggs Slowe”

White supremacists on display in the capital

Keywords: racism, violence, white nationalism, insurrection, white identity I am generally going to avoid politics in this blog, but this is only tangentially about politics. The storming of the Capital of the United States was not just by a mob, it was by a mob of white supremacists. FiveThirtyEight does an excellent job of discussingContinue reading “White supremacists on display in the capital”

Just because it’s awesome: Advances in space exploration

Over the last year there have been some awesome accomplishments in space. A few examples (there are many others): Retrieval of subsurface asteroid samples to earth by Japan’s Hayabusa2. The return of lunar samples by China’s Chang’e 5. The transport of humans to space for the first time by a non-governmental agency, Space X. AnContinue reading “Just because it’s awesome: Advances in space exploration”

Liberation of doubt

Keywords: origin of morality, religious privilege, hate, good without god I had another letter to the editor published in the Eugene, OR Register-Guard on Dec 17. It was in response to Michael Gerson (who writes for The Washington Post.) His column, Hope doesn’t depend on us, was published in the Register-Guard on Dec 9. MyContinue reading “Liberation of doubt”

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