Cosmic expansion allows distant galaxies to move away faster than light, while still letting us see ancient light they ...

The cosmological principle is the foundation of modern cosmology – but its usefulness doesn’t necessarily make it true, says columnist Leah Crane ...

A proposed cosmology model argues that the universe may contain ordinary matter alone, without dark matter or dark energy.

Enis Doko’s Islam and Modern Cosmology is an ambitious and intellectually serious contribution to a genre too often dominated ...

Physicists, mathematicians and philosophers have been exploring the possibility of going forward to the future or back to the ...

DESI neutrino mass constraints from the Lyman-alpha forest have reached 0.0642 electron-volts — approaching the floor that ...

The expansion of space can increase the distance between sufficiently distant galaxies faster than the speed of light, but this does not violate the theory of relativity: the limit set by Einstein ...

The theory of general relativity upended the world of physics and even its author resisted accepting a bizarre phenomenon the ...

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For nearly a century, astronomers have known that the universe is expanding. In the late 1990s, two independent teams, the Supernova Cosmology Project, led by Saul Perlmutter, and the High-Z Supernova ...

Astronomers have used the ages of more than 155,000 stars in the Milky Way to independently estimate the age of the universe, and their findings may be good news for the standard cosmological model.