When an invisible entity making up 85% of the universe's mass stumps the greatest scientific minds of our time, awe is an understandable response.
General Physics
19 hours ago
2
17
It may well take years to prove, but a pair of University of Miami astrophysicists could be on the verge of a cosmic breakthrough that will confirm the existence of primordial black holes and the role they play in one of ...
Astronomy
Mar 25, 2026
10
248
Under the leadership of the University of Bonn, a research team led by Prof. Dr. Pavel Kroupa from the Helmholtz Institute for Radiation and Nuclear Physics has discovered that galaxy clusters are about twice as heavy as ...
Astronomy
Feb 9, 2026
1
118
A team using the NASA/ESA Hubble Space Telescope has uncovered a new type of astronomical object—a starless, gas-rich, dark-matter cloud that is considered a "relic" or remnant of early galaxy formation. Nicknamed "Cloud-9," ...
Astronomy
Jan 5, 2026
10
237
In the early 1930s, Swiss astronomer Fritz Zwicky observed galaxies in space moving faster than their mass should allow, prompting him to infer the presence of some invisible scaffolding—dark matter—holding the galaxies together. ...
Astronomy
Nov 25, 2025
304
989
Galaxy clusters are among the largest structures in our universe, consisting of hundreds or thousands of galaxies that have become gravitationally bound together over billions of years. Astrophysicists have long been eager ...
Astronomy
Aug 5, 2025
0
188
Dark matter, although not visible, is believed to make up most of the total mass of the universe. One theory suggests that ultralight dark matter behaves like a continuous wave, which could exert rhythmic forces that are ...
General Physics
Jun 25, 2025
10
125
Everything in space—from Earth and the sun to black holes—accounts for just 15% of all matter in the universe. The rest of the cosmos seems to be made of an invisible material astronomers call dark matter.
Astronomy
Jun 24, 2025
1
76
Astronomers have discovered a huge filament of hot gas bridging four galaxy clusters. At 10 times as massive as our galaxy, the thread could contain some of the universe's 'missing' matter, addressing a decades-long mystery.
Astronomy
Jun 19, 2025
0
260
Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is held together—but no existing tool has directly detected it. While dark matter does not reflect, absorb, ...
Astronomy
Jun 12, 2025
0
51
