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pr1268
  • Member for 8 years, 10 months
  • Last seen more than a week ago
  • Sussex County, DE, United States
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question
40
Why do the neutrinos (with mass) from a supernova arrive before the light (no mass)?
Sep 24, 2017
answer
31
Why are nuclear fusion reactors difficult?
Mar 20, 2023
question
19
Why all the orifices, protuberances, hinged/bolted panels, etc. on a stellarator?
Nov 18, 2017
question
16
How can the radius of a bare neutron be negative?
Feb 26, 2017
answer
14
Why are some parts of this ice block cloudy and other parts clear?
Nov 5, 2017
question
10
What physical phenomenon best explains the region of very short half-lives on table of nuclides?
Aug 30, 2016
question
10
Different precision for masses of moon and earth online
Oct 20, 2016
question
6
Is there a distinct size limit between planet and star?
Dec 1, 2017
answer
4
Ideal gas equation and atmosphere of Venus
Apr 26, 2016
answer
4
What is the relationship of sound volume to atmospheric pressure?
Aug 21, 2016
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My profile picture pattern just changed automatically; how can I restore the old one?
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17
What are the unusually-enlarged wing sections on this P-38 Lightning?
16
Why were the 747SP's trailing-edge flaps so much different than those of the -100/-200?
15
Are there unicode characters for double sharp and double flat?
14
Why are the outboard Krueger Flaps retracted before the others on the B747?
13
Is destructor called if SIGINT or SIGSTP issued?