‘Cosmic Glitch’ could explain why gravity acts differently across the Universe
Einstein’s theory of gravity may behave slightly differently across distances of billions of light-years, with gravity appearing about…
New gravitational-wave measurement brings astronomers closer to resolving the Hubble tension
For more than a decade, astronomers have been divided over a deceptively simple question: how fast is the…
New Supernova Study Confirms Universe’s Expansion is Still Accelerating
A fresh analysis of Type Ia supernovae overturns a controversial 2025 claim that cosmic expansion is slowing. Type…
Is Dark Energy Unnecessary? Mathematicians Challenge Standard Cosmological Model of Universe
Mathematicians from University College London and the University of California, Davis, have published a mathematical proof that the…
The Force That Holds Atoms Together May Be Driving the Universe Apart
Here’s what you’ll learn when you read this story: The universe is expanding faster every second, and physicists…
Physicists Have a Major Problem With the Universe
Almost a century ago, famed astronomer Edwin Hubble determined that the universe is expanding at an accelerating rate.…
Universe is expanding faster than expected: Scientists struggle to explain cosmic acceleration |
Not only is the Universe expanding, but its expansion is actually happening at a speed higher than was…
Our local universe’s expansion rate doesn’t add up, astronomers find
A difference of a few kilometers per second might not sound like much. In cosmology, it has become…
Expanding catalog of black hole collisions is rewriting the history of the universe
Between May 2023 and January 2024, a global network of gravitational-wave detectors picked up 128 new cosmic signals,…
Ancient Milky Way stars challenge the age of the universe and the Hubble tension
The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments.…
Astrophysicists Propose New Method to Measure Hubble Constant
Astrophysicists from the University of Illinois and the University of Chicago have developed an innovative method to measure…
Scientists develop a new way to measure the expansion rate of the universe
For years, cosmologists have argued over a simple question with an awkward answer: How fast is the universe…