Northeastern University researchers have shown that our visible universe and invisible dark matter likely co-evolved from the time of the Big Bang. Credit: Pixabay/CC0 Public Domain Physicists have ...

Nearly a century after the establishment of the first foundations of modern cosmology, one question remained unanswered: where is half of the supposed visible matter of the Universe hiding? A recent ...

Cosmologists are increasingly entertaining a radical possibility: that the cosmos might fold back on itself so that, on the largest scales, space behaves like a vast mirror maze. Instead of stretching ...