Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

Scientists at the PHENIX experiment at RHIC have uncovered compelling evidence that even collisions involving small nuclei ...

Young supernovas could have spread water out into the cosmos, causing planet formations earlier than originally thought.

"This process is like a cosmic CT scan, where we can look through different slices of cosmic history and track how matter clumped together at different epochs." ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

"The Hubble tension is now a Hubble crisis." The mystery of the Hubble tension has deepened with the startling finding that ...

Researchers studied how the universe’s structure changed over time. They found that the universe is less clumpy than expected ...

Across cosmic history, powerful forces have acted on matter, reshaping the universe into an increasingly complex web of ...