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Why is a spinning Black Hole distinct from one that doesn't? How does a Black Hole even spin? Why is it important?
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66
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719
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October 1, 2025
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The Great Ongoing Space Exploration Thread
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2245
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54635
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September 30, 2025
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Three Against the System: An Algebra Action Movie
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5
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102
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September 17, 2025
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Is it possible to detect light without receiving it?
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24
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407
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September 13, 2025
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How to calculate (handicapped) ramp effort to push?
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9
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248
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August 30, 2025
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Bridge to Sicily - what are the (span) limits?
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44
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763
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August 29, 2025
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Explain electroweak unification me
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7
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196
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August 27, 2025
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Are there any cases where the holotype of an extent animal turns out to have been very unusual?
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15
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343
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August 21, 2025
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The creation of the planets in our Solar System
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43
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608
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August 20, 2025
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17-year-old refutes math conjecture, enters PhD program without a degree
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130
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1355
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August 6, 2025
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If Betelgeuse Went Supernova
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30
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604
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August 1, 2025
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Was there an earlier attempt to build a Channel Tunnel?
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10
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470
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July 23, 2025
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Antimatter-matter equality questions
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17
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329
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July 18, 2025
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Units for Temperature Measurement
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27
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455
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July 12, 2025
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James Webb Space Telescope general discussion thread
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1010
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37219
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June 27, 2025
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Equations with No Solution
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123
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856
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June 13, 2025
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Is there enough oxygen at the top of Mount Everest to start a fire?
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24
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730
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June 3, 2025
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4 equations, 4 variables. Why can't I solve it?
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60
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852
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May 26, 2025
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Mean Girls, original vs. remake: Why was the limit problem changed?
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12
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264
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May 21, 2025
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Using AI to find students' math mistakes
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50
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321
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May 10, 2025
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Why did we evolve finger- and toenails? What purpose do they serve?
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26
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1039
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May 5, 2025
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Structure of a Black Hole Singularity
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12
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288
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May 1, 2025
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A car moving at 99.999999999% the speed of light, turns on the headlights
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29
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642
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April 28, 2025
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Gases and sound waves
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8
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198
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April 28, 2025
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The arithmetics of orders of magnitude
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14
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253
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April 27, 2025
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Does i to the power of infinity =...0?
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24
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384
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April 17, 2025
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Probablily calculation question
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12
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253
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April 8, 2025
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Exponent rules: what am I doing wrong?
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16
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227
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April 7, 2025
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Big bang questions
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19
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501
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April 5, 2025
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Please help with this internet math question
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20
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357
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April 3, 2025
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