Jerry Schirmer

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281 Answers

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31
Great unsolved physics problems
24
What's the real fundamental definition of energy?
21
Since radioactive material decays how is it possible that there is any left after 4.5 billion years?
19
Are all central forces conservative? Wikipedia must be wrong
18
What is the physical meaning of the connection and the curvature tensor?
17
What is the symmetry which is responsible for conservation of mass?
17
Why is air invisible?
11
About the complex nature of the wave function?
11
“Natural units” of mass
11
Why does my watch act like a mirror under water?
10
Is it possible for a physical object to have a irrational length?
10
What is the physical size of a black hole?
10
Is Einstein's 1916 General Relativity paper a recommended way to start learning about the subject?
10
Why is the decibel scale logarithmic?
10
Energy conservation in General Relativity
10
How relevant is LHC to quantum gravity?
10
If I fall into an evaporating black hole, where do I end up?
9
Kinetic energy with respect to different reference frames
9
How does gravity escape a black hole?
9
Are modified theories of gravity credible?
9
How do I calculate the (apparent) gravitational pull with General Relativity?
9
Why is the equivalence principle so important to general relativity?
8
Spin of Higgs boson 125 GeV
8
The approximate uncertainty in $r$
8
How precisely does a star collapse into a black hole?
7
Why is cold fusion considered bogus?
7
How do the Einstein's differential equation of the curvature of spacetime come out of Einstein's field equation?
7
Harold White's work on the Alcubierre warp drive
7
Can gravity be absent?
7
Why are extra dimensions necessary?
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