After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of ...

When discussing the scale of the universe, we’re immediately faced with an intriguing question: are we tiny beings, or is the ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

Parallels in the physics of the universe and that of black holes have led some cosmologists to wonder if our universe could have been born in a black hole. Photograph by NASA Goddard Gazing up at the ...

This controversial theory says the universe is subject to an ultimate, higher-order law that we can’t comprehend.

We obviously can’t put the universe on a giant set of scales, but scientists have found astonishingly clever ways to […] ...

The universe is approaching the midpoint of its 33-billion-year lifespan, a Cornell physicist calculates with new data from dark-energy observatories. After expanding to its peak size about 11 billion ...

A team of scientists has proposed a groundbreaking new theory on the Universe's origins, offering a fresh, radical take on the Big Bang's early moments. Unlike the widely accepted inflationary model, ...

Scientists are rethinking the universe’s deepest mysteries using numerical relativity, complex computer simulations of Einstein’s equations in extreme conditions. This method could help explore what ...

Astronomers have long thought the universe should look generally the same in every direction, but an anomaly in the radiation ...