Dark matter may not interact much with visible (baryonic) matter, but a subatomic particle known as the Higgs boson could act as a mediator between a particle of dark matter and a particle of ...
Perhaps one of the most surprising discoveries of the 20th century was that this ordinary, or baryonic, matter makes up less than 5 percent of the mass of the universe. The rest of the universe ...
Dark matter is invisible, non-baryonic matter hypothesized to explain phenomena including gravitational lensing and galactic rotation curves. Dark energy is thought to permeate the Universe and ...
Cosmologists believe about 20% of the total matter is made of regular -- or "baryonic" matter -- which includes stars, galaxies, atoms, and life, while about 80% is made of dark matter ...