Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

Ranging from the unimaginably small to the unimaginably big, the scale of the universe is mind-boggling. Watch to try to wrap your head around it. Produced by Alex Kuzoian. Follow BI Video ...

The large-scale structure of the universe refers to vast, interconnected patterns of galaxies, galaxy clusters, and superclusters organized into filaments, voids, and walls that comprise the ...

Ranging from the unimaginably small to the unimaginably big, the scale of the universe is mind-boggling. Watch to try to wrap your head around it. Produced by Alex Kuzoian. Follow BI Video ...