For nearly a century, scientists around the world have been searching for dark matter—an invisible substance believed to make ...

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Decades ago, astronomers estimated that “ordinary” matter (basically everything that isn’t dark matter or dark energy) makes ...

Dark matter "lampshades" could slip between Earth and distant stars, causing tiny amounts of dimming that may help explain one of the greatest puzzles in science.

A USC-led research team has created a series of supercomputer-simulated twins of our Milky Way galaxy—which could help scientists unlock new answers about one of the biggest mysteries in the ...

To illuminate the missing matter, the new analysis relied on a mixture of previously observed fast radio bursts, as well as bright flashes that had never been observed until the research was underway.