Earlier this year, the Dark Energy Spectroscopic Instrument (DESI) completed observations that mapped 47 million galaxies ...

Gravity, the force that attracts objects toward each other, is currently framed by Albert Einstein's theory of general ...

Some of the hardest questions in cosmology begin where the usual math gives up. Push Einstein’s theory far enough back toward ...

Physicist Sean Carroll explores some of the deepest mysteries in quantum mechanics: the famous double-slit experiment, wave ...

Galaxies and their supermassive black holes evolve together, but which came first is an ongoing question. Now we may finally ...

HONOLULU, Feb. 13, 2026 / PRZen / Study suggests “invisible wedge” in distance measurements could impact Hubble Tension resolution: 512 simulations fail to match observed propagation anomaly.

For most of modern cosmology, scientists have worked with a surprisingly simple assumption: the mysterious force driving the ...

This video explores one of the hardest questions in cosmology: what, if anything, existed before time began. But the deeper ...

A major challenge to dark energy, the mysterious force believed to be driving the universe's accelerating expansion, has been ...

Using a new framework, astronomers arrived at the most precise measurement of our universe’s expansion rate—but things still don’t add up, they say. Reading time 3 minutes One major, unsolved problem ...

A strategy borrowed from generative AI — train cheaply on the familiar, then fine-tune on the hard problem — can cut the number of expensive physics simulations needed by nearly a factor of ten. But a ...