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Katherine Freese gave a lecture, titled "The Mystery of Dark Matter in the Universe," at the U.S. Department of Energy's Brookhaven National Laboratory on Wednesday...

The new model is called WIFI, which stands for dark matter production during Warm Inflation via Freeze-In.

Michael Boylan-Kolchin and others show “early dark energy” might help solve the Hubble Tension and explain why there are more early galaxies than expected.

There’s a big debate in cosmology about how fast the universe is currently expanding.

Willy Fischler won the 2024 GRF Essay Award for "Holographic Inflation, Primordial Black Holes and Early Structure Formation."

Katherine Freese is interviewed for PNAS by Paul Gabrielsen about dark matter and dark energy.

Dr. James Peebles, winner of the 2019 Nobel Prize in Physics, joins the Weinberg Institute at UT Austin's Physics Department to present "The Expanding Universe...

A panel of physicists and astronomers grapple with possible cracks in our modern creation myth, the standard model of cosmology.

Scientists at the Simons Observatory in Chile, including Katie Freese and Nick Galitzki, probe the cosmic microwave background for clues about the history of the...

UT Austin's Julian Munoz, assistant professor of astronomy, talked about the total eclipse with a local TV station.