Is Dark Energy a particle?
50700
Could Dark Energy just be particles with negative mass?
98902
How can particles be emitted from particles?
75939
Can matter really fall through an event horizon?
67979
Why are neutrinos ruled out as a major (or even sole) component of dark matter?
106975
can we have a parallel earth made of dark matter?
22931
Does a charged particle accelerating in a gravitational field radiate?
12433
How do $\pi^0$ particles exist?
119336
Zero energy universe
107364
What are the differences between dark energy and a cosmological constant?
144274
Why mass & energy bend spacetime?
79690
What actually are virtual particles?
140005
How will a particle with energy less than $V_{\rm min}$ behave?
151624
Dark matter and dark energy
156984
Is cold dark matter made of Higgs bosons?
70008
Virtual Particles real? Virtual particles create a universe?
110021
extracting energy from cosmological expansion
38703
Do virtual particles actually physically exist?