UC Santa Cruz professor shares one of cosmology's highest honors with Alex Filippenko at UC Berkeley and Ken Nomoto at the ...

Once dismissed as empty expanses between galaxies, cosmic voids are becoming one of the most promising tools for probing the ...

The largest-ever survey of physicists from around the world—released today—shows a distinct lack of consensus across many of ...

One of the most fundamental assumptions about our Universe may actually be incorrect, potentially reshaping humanity's entire ...

The conclusion of DESI's first survey marks an important milestone for cosmology, which finds itself in a bind for the best reasons.

This sketch is of the cosmic microwave background timeline of the universe in the Lambda Cold Dark Matter model. The accelerated expansion shown in the last third of the timeline represents the dark ...

For a quarter century, cosmology has rested on a simple but audacious idea: that a fixed “cosmological constant” drives the universe’s accelerating expansion. Now a new wave of data is forcing ...

In this video, Arvin Ash explores the history of the universe from the Big Bang to modern cosmology. Key discoveries include: ...