Helium, not dark matter, might explain DAMA’s strong signal
Annual oscillation could be the result of contaminated photomultipliers
Read article: Helium, not dark matter, might explain DAMA’s strong signal
Read article: Helium, not dark matter, might explain DAMA’s strong signal
Try the Physics World dark-matter flowchart: what kind do you prefer?
To celebrate Dark Matter Day, follow our flow chart to work out what this mysterious stuff could be
Read article: Try the Physics World dark-matter flowchart: what kind do you prefer?
Supernovae reveal that primordial black holes cannot account for all dark matter
Gravitational lensing study puts upper limit on black-hole contribution
Read article: Supernovae reveal that primordial black holes cannot account for all dark matter
Did dark matter have a chilling effect on the early universe?
Debate intensifies over hypothesis that mystery interaction cooled ancient hydrogen gas
Read article: Did dark matter have a chilling effect on the early universe?
The dark-energy deniers
20 years after discovering that the universe is expanding with increasing speed, scientists still argue about whether dark energy explains it. Keith Cooper explores the debate
Read article: The dark-energy deniers
Charged dark matter could explain chill in early universe
Tiny electric charges may have cooled primordial hydrogen
Read article: Charged dark matter could explain chill in early universe
Galaxy devoid of dark matter puzzles astronomers
Discovery could strengthen the case for dark matter
Read article: Galaxy devoid of dark matter puzzles astronomers
Ancient hydrogen reveals clues to dark matter’s identity
Did dark matter interact in the early universe?
Read article: Ancient hydrogen reveals clues to dark matter’s identity
Satellite galaxies of Centaurus A defy dark-matter model
Latest observation concurs with previous studies of the Milky Way and Andromeda
Read article: Satellite galaxies of Centaurus A defy dark-matter model
Neutron anomaly might point to dark matter
"Dark decay" could leave traces in existing experiments
Read article: Neutron anomaly might point to dark matter
