Compared with the first possibility ... in Einstein's equations describing the dynamics of the universe—tries to expand the fabric of space, pushing everything apart. The basic proposition ...

The fabric of space and ... This quirk of space-time is not only observable and measurable, it's an excellent tool for understanding the Universe. But a team of researchers have just found that ...

The most popular model for dark energy suggests it is the cosmological constant, which describes the intrinsic energy of empty space that is powering the acceleration of the expanding universe.

Because of the expansion of the universe, these galaxies should now ... that gravity arises from objects with mass curving the fabric of space and time (united as a 4-dimensional entity called ...