# astronomy astrophysics (blogs) — RSS Amplifier Recent posts from the 1 feeds in the RSS Amplifier directory that cover astronomy astrophysics. Page: Feed: --- ## [Safety in NIMBers](https://dothemath.ucsd.edu/2026/08/safety-in-nimbers/) _2026-08-18 · tmurphy · Do the Math_ Would the Community of Life be better off if almost all humans lived in cities? It's an attractive notion, but sure seems to aim in the wrong direction, all things considered. Continue reading → ## [Is Cognition Inherently Dangerous?](https://dothemath.ucsd.edu/2026/08/is-cognition-inherently-dangerous/) _2026-08-11 · tmurphy · Do the Math_ Much of our predicament can be blamed on human cognitive capacity (and incapacity!). But is cognition fated to fail? A pool-table framing helps appreciate appropriate cognition. Continue reading ## [Academic Prison](https://dothemath.ucsd.edu/2026/08/academic-prison/) _2026-08-04 · tmurphy · Do the Math_ Academic pursuit is not as free as it's made out to be. This post attempts to locate the bars to the cage. Continue reading ## [Feynman's Sentence](https://dothemath.ucsd.edu/2026/07/feynmans-sentence/) _2026-07-28 · tmurphy · Do the Math_ As broad a thinker as Feynman was, his proposal relating to collapse of civilization betrays a rigid confinement to the prison of modernity. Continue reading ## [Big Picture Questions](https://dothemath.ucsd.edu/2026/07/big-picture-questions/) _2026-07-07 · tmurphy · Do the Math_ I respond to questions posed in the comments as to what hope I have for the future, what I find inspiring about humans, and what (if anything) I like about modernity. Continue reading ## [The Smartphone Hypothesis](https://dothemath.ucsd.edu/2026/06/the-smartphone-hypothesis/) _2026-06-30 · tmurphy · Do the Math_ Some compelling data suggest smartphones as a significant factor in fertility downturn. What might it spell for the future? Continue reading ## [Accepting Loss as Fair](https://dothemath.ucsd.edu/2026/06/accepting-loss-as-fair/) _2026-06-23 · tmurphy · Do the Math_ If elimination of infant mortality comes hitched to a sixth mass extinction, is it a valid goal? Why not accept some level of loss--however heartbreaking--if it means millions of species also get to live? Continue reading ## [Galactic Time](https://dothemath.ucsd.edu/2026/06/galactic-time/) _2026-06-16 · tmurphy · Do the Math_ This short post offers temporal perspectives that help ground assessment of our shenanigans. Continue reading ## [A Lawful Anarchist](https://dothemath.ucsd.edu/2026/06/a-lawful-anarchist/) _2026-06-09 · tmurphy · Do the Math_ Laying Down the Law: as in setting it aside. Laws work for modernity, and thus are not well suited to the Community of Life. Continue reading ## [Cerebral Disconnect](https://dothemath.ucsd.edu/2026/06/cerebral-disconnect/) _2026-06-02 · tmurphy · Do the Math_ I attempt to expose the root of many disconnects. But really, who cares what goes on in my brain or anyone else's? It doesn't amount to much. Continue reading ## [Meet Claude, an AI assistant (Sponsored)](https://crawlproof.com/a/nW7Sks7sE207) _2026-06-02 · **Sponsored**_ Chat with Claude at claude.ai — a conversational AI assistant. ## [Two Murphys, Part 5](https://dothemath.ucsd.edu/2026/05/two-murphys-part-5/) _2026-05-26 · tmurphy · Do the Math_ The final installment: pre-analytic biases and contextual reality-checks. Alas, no convergence obtained. Continue reading