04 October 2019
Have ancient filaments helped uncover the nature of dark matter?
...? No one knows for sure; some think it could be plain old slow-moving cold dark matter, while others think it might be warm dark matter – a slightly lighter and faster version of the chillier stuff. However some are now postulating...
28 December 2016
Discrepancies in data suggest less dark matter now than after the big bang
... later) they have disappeared, having decayed into neutrinos or hypothetical relativistic particles. In that case, the amount of dark matter in the era of hydrogen formation and today will be different," says the lead author of the research, Dmitry...
05 December 2018
New theory unifies dark matter with dark energy
... may just have solved one of the biggest problems in modern physics; the unification of dark matter and dark energy into a single phenomenon. Dark matter and dark energy are strange substances. Albert Einstein first provided a hint that the Universe...
11 September 2020
New data suggests there is something missing from dark matter theories
... estimate their distances." In order to discern visible matter from dark matter, the team then measured the velocity of the ... a well-calibrated, high-resolution map of the mass distribution of dark matter in each cluster. So far so good, as the team’s...
06 December 2021
Astronomers find a galaxy with no dark matter
...ultra-diffuse galaxy known as NGC1052-DF2 with hardly any dark matter, suggesting instead that this elusive material is “a distinct...to see if it too lacks dark matter. If it does, it will make the case for dark matter poor galaxies even stronger, say ...
03 March 2017
Dark Matter Map revealed by researchers
... note that their map closely matches computer simulations of dark matter theoretically predicted by the cold dark matter model - an added benefit, as all of the evidence for dark matter to date is so far indirect, said the researchers. "While we now...
