Possible proof that the universe can not have infinite mass?
2377
Is the total energy of the universe zero?
123129
Why can't a particle penetrate an infinite potential barrier?
16869
Why is the Continuum Hypothesis (not) true?
53525
Infiniteness of non-twin primes.
51589
Can virtual particle have mass?
112899
Final theory in Physics: a mathematical existence proof?
37345
Why can't massless particle exceed speed of light?
57098
Is perpetual motion impossible?
62473
Arguments for the existence of infinity
30745
Why can't photons have a mass?
76637
Why aren't particles constantly "measured" by the whole universe?
152130
Maximum size of the observable universe?
108748
Why there are real numbers with infinite digits, but no such natural numbers (or another reason why real numbers are uncountable)
24445
How can an infinite universe expand?
116135
A paradox related to computable reals?
95004
Infinite Volume but Finite Surface Area
90471
Can the limit of a product exist if neither of its factors exist?