The Dark Energy Camera on the Víctor M. Blanco 4-meter Telescope at Cerro Tololo Inter-American Observatory in Chile captured ...

Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...

Imagine a star powered not by nuclear fusion, but by one of the universe’s greatest mysteries—dark matter. Scientists have ...

Dark matter remains one of science's deepest mysteries. It makes up about 25% of our universe, yet scientists only observe ...

Some faint stars may not burn with fusion but with dark matter itself. These "dark dwarfs" could be the long-awaited clue to what makes up most of the universe.