Astronuc's latest activity
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Astronuc reacted to DaveC426913's post in the thread I still have mine; do you still have yours? with
Like.
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Astronuc posted the thread Undergrad Abundant water from primordial supernovae at cosmic dawn in Astronomy and Astrophysics.https://www.nature.com/articles/s41550-025-02479-w, published 3 March 2025 It's those Population III stars again...
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Astronuc reacted to CygnusX-1's post in the thread Undergrad Were Population III stars powered entirely by p-p fusion? with Like.
Yes. If a star truly has no elements heavier than helium, then it can't use the CNO cycle, at least not at first. From Section 2.3 of...
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Astronuc posted the thread RIP Actor Robert Duvall (95, January 5, 1931 - February 15, 2026) in General Discussion.https://www.wtaj.com/trending/actor-robert-duvall-dies-at-95-wife-announces/ I finally watched the movie Secondhand Lions, with Robert...
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Astronuc replied to the thread News BITCOIN, Heists, Thefts, Hacks, Scams, and Losses.Yes, it does seem to be corrective. I had posted the following in the Random Thoughts thread when this thread was inadvertently removed...
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Astronuc replied to the thread News BITCOIN, Heists, Thefts, Hacks, Scams, and Losses.Bitcoin price will fall to $10,000 as crypto ‘bubble is imploding,’ warns Bloomberg analyst...
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Some points to consider before you get too excited: 1) Thermal cycling also kills motor/generators. I once headed a motor reliability...
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One of the problems is thermal cycling. Superconductors are just about a different temperature window than batteries, but it's still a...
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Astronuc replied to the thread Chemical potential of an atom in a compound that is not in equilibrium.That would seem to work for a metal, especially a pure metal of which one gives an example. It might work for a binary (2-element)...
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Astronuc replied to the thread A.I. - Human Job Replacement.Elon Musk's comments on AI are interesting and somewhat alarming...
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I've read a couple moderating counters to this article and as with most things the truth likely lies in the middle. That said, the...
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That brings back long-archived memories! I think I had ids on BITNET and JANET at least. I guess my ids must have expired after I left...
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Astronuc replied to the thread Random Thoughts 7.Directory of networks before the Internet...
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Astronuc posted the thread Undergrad M31-2014-DS1, slow disappearance of a massive star in Astronomy and Astrophysics.I heard a report of an unusual disappearance of a massive star in the Andromeda (M31) galaxy. M31-2014-DS1 was a supergiant How it was...
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Astronuc replied to the thread C&EN, "Are COFs the new MOFs?".There are many new technologies to develop for specific chemical processes or goals. Refining of lanthanides is one. New processes...