For the past few years, a series of controversies have rocked the well-established field of cosmology. In a nutshell, the ...

Cosmological data suggest unexpected masses for neutrinos, including the possibility of zero or negative mass.

A theory known as non-singular matter bouncing cosmology suggests that the universe “bounces” between a hot big bang era and ...

Looking up at the stars gives us valuable perspective. It reminds us that everything familiar to us, all our aspirations and ...

Physicists propose that a mysterious force known as early dark energy could solve two of the biggest puzzles in cosmology and fill in some major gaps in our understanding of how the early universe ...

Some refer to it as a “crisis” for cosmology", requiring a paradigm shift in our understanding of the universe. The expansion ...

Spanning 23 million light years, or 220 Milky Way galaxies, a set of giant, newly discovered black hole jets known as ...

A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension, cosmologists are still ...

Now, MIT scientists suggest that early dark energy could solve both puzzles. Dark energy is believed to be a key driver for ...