Look up on a dark night and the stars seem scattered at random. Step back in scale, though, and the Universe looks nothing ...

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

Here’s what you’ll learn when you read this story: A new paper adjusts an equation that defines our universe in response to recent new data. The cosmological constant, which describes how our universe ...

"Precision in these measurements is critical, as even subtle discrepancies could signal deviations from the model — ...

Columbia professors contributed to new research that seeks to understand an anomaly that has puzzled particle physics for ...

Scientists led by a team from the University of Chicago recently released a study that mapped some of the largest known objects in the universe. The study may help scientists test theories about how ...

About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely accepted worldwide by ...

About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely accepted worldwide by ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Seconds after the Big Bang, the newborn universe gave rise to the first elements—ionized forms of hydrogen and helium. These particles combined, forging helium hydride—the first ever molecule. It ...