The Big Bang theory has been the standard explanation of the universe's origin for decades. But one group now claims everything we think about the birth of the cosmos might be wrong.

For the past decade, scientists have been trying to get to the bottom of what seemed like a major inconsistency in the universe.The universe expands ...

James Webb telescope helped solve a decade-long mystery about the universe’s expansion rate, shedding new light on the cosmic ...

For years, scientists have puzzled over a strange mismatch in how fast the universe seems to be expanding. Depending on ...

Astronomers have discovered the largest and most ancient radio jet ever detected, emitted by a quasar from when the universe ...

Scientists have long puzzled over a discrepancy in how fast the universe is expanding, but new, sharper data from the James ...

A newly analyzed radio image reveals twin lobes stretching roughly 66,000 light-years on each side of a quasar called ...

Freedman and colleagues have recently published a new analysis incorporating both Hubble and JWST data, and once again, they ...

Part of the reason scientists have settled on the Big Bang theory as the best explanation of how the Universe came into being ...

This modern era of high precision stems in part from studies of the oldest light accessible to us—the cosmic microwave background ... too dim for our present telescopes to see—but perhaps ...