Dark energy, this still mysterious force that accelerates the expansion of the Universe, may have reversed in the distant past. This bold hypothesis, proposed in a new study, could explain some ...

A study by Dartmouth researchers proposes a new theory about the origin of dark matter, the mysterious and invisible substance thought to give the universe its shape and structure. They say the ...

A new theory suggests our universe and a time-reversed twin could emerge together. This quantum approach avoids singularities and offers an explanation for dark energy. Traditional cosmological models ...

Seeing is not believing when it comes to dark matter. Scientists have blown stargazers’ collective minds after discovering a massive dark object in space that’s completely invisible to the naked eye, ...

Primordial black holes could inhabit the modern-day cosmos, making them responsible for the phenomenon of dark matter, according to new research. In the extremely early universe, primordial black ...