What proof do we have that dark matter is matter?
74770
Is Dark Matter called "Matter" only because of gravity?
75939
Can matter really fall through an event horizon?
84892
What truly is mass, and is there a direct way to measure it?
69983
Photon energy - momentum in matter
115879
Why can't dark matter be black holes?
23347
Are all galaxies we see really our Milky Way? Any possibility?
2593
Proof for Mersenne primes?
76179
Galactic Rotation Speeds - Ehrenfest Paradox, Gravitational time dilation, Dark Matter - all of the above?
41209
Does matter with negative mass exist?
70682
Mechanism of pair production and annihilation of matter
119004
Proof of conservation of energy?
109872
How would neutron matter appear to the naked eye?
80329
How is dark energy consistent with conservation of mass and energy?
140798
Is there absolute proof for gravitational waves?
34350
matter wave and wave function
2251
Can someone give me a hint on how to prove this?
29426
Is there a proof of existence of time?