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How long for a spacecraft to reach Tau Ceti at 1 g?
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52
|
610
|
April 10, 2026
|
|
Antimatter-matter equality questions
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28
|
670
|
April 6, 2026
|
|
The Great Ongoing Space Exploration Thread
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2377
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57079
|
April 1, 2026
|
|
Tails and half tails on human (ancestors)
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7
|
300
|
January 30, 2026
|
|
What is the longest distance pair of acoustic mirrors?
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15
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365
|
January 24, 2026
|
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Gun sighting equation and trigonometry
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15
|
338
|
January 21, 2026
|
|
YouTuber builds a camera that films light at 2 billion fps
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0
|
111
|
January 3, 2026
|
|
Beyond General Relativity
|
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18
|
549
|
December 31, 2025
|
|
How many roots are there in a square root?
|
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32
|
600
|
December 23, 2025
|
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Electromagnetic analogs in General Relativity
|
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5
|
137
|
December 21, 2025
|
|
Plastic Recycling Breakthrough or scam
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|
3
|
140
|
December 20, 2025
|
|
The creation of the planets in our Solar System
|
|
44
|
773
|
December 1, 2025
|
|
Mars impact lunar origin theory: How does the Moon reach a stable, nearly circular orbit?
|
|
23
|
414
|
November 11, 2025
|
|
Is a Category 6 Hurricane Meteorologically Possible?
|
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29
|
742
|
October 31, 2025
|
|
2025 Nobel Prizes
|
|
22
|
521
|
October 13, 2025
|
|
Some questions related to particle physics and cosmology (Higgs field, dark energy, and more)
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|
6
|
139
|
October 6, 2025
|
|
Why is a spinning Black Hole distinct from one that doesn't? How does a Black Hole even spin? Why is it important?
|
|
74
|
917
|
October 3, 2025
|
|
Three Against the System: An Algebra Action Movie
|
|
5
|
110
|
September 17, 2025
|
|
Is it possible to detect light without receiving it?
|
|
24
|
434
|
September 13, 2025
|
|
How to calculate (handicapped) ramp effort to push?
|
|
9
|
263
|
August 30, 2025
|
|
Bridge to Sicily - what are the (span) limits?
|
|
44
|
794
|
August 29, 2025
|
|
Explain electroweak unification me
|
|
7
|
212
|
August 27, 2025
|
|
Are there any cases where the holotype of an extent animal turns out to have been very unusual?
|
|
15
|
365
|
August 21, 2025
|
|
17-year-old refutes math conjecture, enters PhD program without a degree
|
|
130
|
1613
|
August 6, 2025
|
|
If Betelgeuse Went Supernova
|
|
30
|
628
|
August 1, 2025
|
|
Was there an earlier attempt to build a Channel Tunnel?
|
|
10
|
479
|
July 23, 2025
|
|
Units for Temperature Measurement
|
|
27
|
479
|
July 12, 2025
|
|
James Webb Space Telescope general discussion thread
|
|
1010
|
37285
|
June 27, 2025
|
|
Equations with No Solution
|
|
123
|
885
|
June 13, 2025
|
|
Is there enough oxygen at the top of Mount Everest to start a fire?
|
|
24
|
781
|
June 3, 2025
|