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Physics
Mark Foskey's user avatar
Mark Foskey's user avatar
Mark Foskey's user avatar
Mark Foskey
  • Member for 9 years, 4 months
  • Last seen this week
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Top posts
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70
Why can't the Earth's core melt the whole planet?
Mar 7, 2021
27
What is an electromagnetic wave exactly?
Nov 20, 2023
18
How do black holes move if they are just regions in spacetime?
May 27
17
What really allows airplanes to fly?
Apr 14, 2015
17
Which specific law of physics is broken by the "double jump"?
Jan 10, 2019
14
Why are there only four fundamental interactions of nature?
May 24, 2018
14
How does kinetic energy work in braking a vehicle?
Oct 18, 2019
13
Why are stars made from hydrogen and helium and not other elements?
Aug 27, 2023
12
Has there been a big change in 1983 when the definition of the metre changed?
Feb 27
10
Why are only infrared rays classified as "heat rays"?
Sep 15, 2021
Top network posts
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75
Why were the Voyager spacecraft numbered "out-of-order"?
57
"On the grounds that" suggests the reason isn’t really a good one
55
Apollo: what was the big deal?
53
Does Virgin Galactic experience real weightlessness?
50
Why do we need to make probes land on other planets or moons?