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Bandersnatch's latest activity
Bandersnatch
replied to the thread
I
Could fast radio bursts be alien radar signals?
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It's an equal-area projection of the sky. You're looking towards the centre of the galaxy, edge-on, with the 0th latitude being the...
Aug 27, 2025
Bandersnatch
reacted to
Herman Trivilino's post
in the thread
I
Understanding the historical shift away from absolute simultaneity
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As you probably know the MM experiment was done in 1889 and Einstein's theory was published in 1905. Einstein claimed that his notion of...
Aug 25, 2025
Bandersnatch
replied to the thread
I
How to explain the strange pulsar in the Crab Nebula?
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It's a pulsar wind nebula, with shock waves and a jet aligned with rotation axis. Not a vortex or a cone of radiation of the type that...
Aug 8, 2025
Bandersnatch
replied to the thread
B
Conservation of kinetic energy in expanding space
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Yes, we would. The shift is proportional to the scale factor. But going back to the OP, you did not confirm whether the effect talked...
Aug 3, 2025
Bandersnatch
reacted to
jbriggs444's post
in the thread
B
Conservation of kinetic energy in expanding space
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One can define the kinetic energy associated with peculiar movement relative to a co-moving coordinate system. In an expanding universe...
Aug 3, 2025
Bandersnatch
replied to the thread
B
Interstellar asteroids
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It shouldn't matter, should it? You can always analyse the problem in the rest frame of the binary barycentre, and from there the...
Jul 31, 2025
Bandersnatch
replied to the thread
B
Conservation of kinetic energy in expanding space
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As I see it, the poster is asking about an effect opposite to objects in expanding space asymptotically joining the Hubble flow over...
Jul 31, 2025
Bandersnatch
replied to the thread
B
Simple mass/scale puzzle
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Are you guys pulling my leg? How is that not 20kg in tension?
Jul 23, 2025
Bandersnatch
replied to the thread
Collection of Science Jokes P2
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In parallel line heaven space is positively curved.
Jul 18, 2025
Bandersnatch
replied to the thread
How to disable AI responses in Google Searches?
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One more reason to use DuckDuckGo instead of Google, imo.
Jul 15, 2025
Bandersnatch
reacted to
PeroK's post
in the thread
B
Conflict between the conservation of matter and the rapid expansion of our universe
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I'm not sure I understand the question. In Newtonian physics (space and time) and in Special Relativity spacetime is an unchanging...
Jul 14, 2025
Bandersnatch
replied to the thread
B
Where can I find easy-to-understand GAIA exoplanet data?
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IIRC the team did release an interactive 3d visualiser for the data, called Gaia Sky. I don't think I've ever got it to run past...
Jul 10, 2025
Bandersnatch
replied to the thread
Biology
Prove that evolution is constant (Provide at least two arguments to support your position)
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But is it translated from your mother tongue? The nuance might be lost in that case. The question might be e.g. asking you to show that...
Jul 8, 2025
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