Astronomers have just revealed that the largest known structure in the universe, theHercules–Corona Borealis Great Wall, ...

Our latest and best ever map of the early universe ... but billions of years of the universe expanding have shifted its frequency from the visible spectrum to microwave. Now, new data from the ...

A new analysis of the sky has finally confirmed where the missing half of the Universe's visible matter has been hiding. In ...

The visible universe—including Earth, the sun, other stars, and galaxies—is made of protons, neutrons, and electrons bundled together into atoms. Perhaps one of the most surprising discoveries ...