Tag Archives: science

What might it mean if Pluto is geologically active?

This week, we saw this on Pluto: This surface has no yet-identified impact craters in it. Instead, there are very tall mountains of unknown geology, some weird puffy deposits near the limb, obscuring underlying geology, a rille I cannot explain, … Continue reading

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The invention of sharp knives starts with dull rocks

The invention of sharp knives starts with dull rocks. I often see rather absolutist (and in my view, very sheltered) opinions that appear to be making the fallacy that the tools which create a tool must themselves be of a … Continue reading

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