New research suggests dark matter could leave a tiny but discernible imprint in the cacophony of ripples in spacetime called "gravitational waves" that ring through the cosmos whe ...

Particle detector Calculations suggest that millicharged dark matter could be detected by observing its interaction with Earth’s magnetic field. (Courtesy: Shutterstock/Milagli) Analysis by physicists ...

Anyone who has been paying attention to cosmology over the past few years is aware of problems with our best attempts to ...

Physicists have deduced subtle hints that the mysterious “dark” energy that drives the universe to expand faster and faster may be slightly weakening with time. It’s a finding that has the potential ...

Nasa confirms the Nancy Grace Roman Space Telescope will launch this year. Learn how this powerful new observatory will ...

To dark matter and dark energy, add dark galaxies — collections of stars so sparse and faint that they are all but invisible. An artist’s depiction of hydrogen gas observed in the galaxy J0613+52, ...

All the atoms and radiation in the universe make up less than 5 percent of its contents. The rest is composed of two invisible, enigmatic entities: dark matter and dark energy. Together they govern ...