The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

Neutron stars are strange and violent phenomena that defy the laws of physics, and new discoveries reveal that these bizarre nightmares are far more deadly than we ever thought, with the power to ...

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 ...

Discover the hidden rules that govern the universe in this insightful video, exploring the concepts that shape our reality ...

(CNN) — New hints from one of the most extensive surveys of the cosmos to date suggest that mysterious dark energy may be evolving in ways that could shift how astronomers understand the universe.

Given how unfathomably large the universe is, it is perhaps understandable that we haven’t yet cracked all its secrets. But there are actually some pretty basic features, ones we used to think we ...

The standard model of how the universe works involves the widely accepted theory that dark energy is a fundamental constant of nature that drives the accelerating expansion of the universe. But a new ...

Physics is the study of the underlying laws and mechanisms explaining how the universe works. Most of what we do in daily life is based on a principle or law of physics—dealing with forces, motion, ...

Scientists have shared a new theory about how the universe might end, not by fading away slowly, but by collapsing in on itself in what they call a “reverse Big Bang.” The idea suggests that after ...

Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it won’t be happy. Dark Energy Spectroscopic Instrument (DESI) collects data ...

Journey to the heart of the M87 supermassive black hole, the first and only black hole ever photographed, and explore the mystery of how it grew so large, what lies inside, and how it controls the ...