News
Improved Method for Estimating the Hubble Constant with Gravitational Waves
There’s a big debate in cosmology about how fast the universe is currently expanding.
![A cosmic pairing is bifurcated by a dynamic force shown in light as gases swirl about.](https://cns.utexas.edu/sites/default/files/uploads/images/default/2017_obs_neutronmerger_3-2.jpg)
Gravity Research Foundation
Fischler Wins Gravity Research Foundation Essay Award
Willy Fischler won the 2024 GRF Essay Award for "Holographic Inflation, Primordial Black Holes and Early Structure Formation."
![Illustration of a supermassive black hole wth millions to billions times the mass of our sun. Image credit: NASA/JPL-Caltech](/sites/default/files/uploads/images/default/blackholeillustrationnasa.jpg)
PNAS
QnAs with Katherine Freese
Katherine Freese is interviewed for PNAS by Paul Gabrielsen about dark matter and dark energy.
![Photo by Marcia Rosengard](/sites/default/files/uploads/images/default/katherine_freese_maricarosengard-2400x1600.jpg)
2024 Weinberg Memorial Lecture
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...
![2024 Weinberg Memorial Lecture](/sites/default/files/uploads/images/default/screenshot_2024-04-26_at_12.41.12_2.png)
Is Cosmology in Crisis?
A panel of physicists and astronomers grapple with possible cracks in our modern creation myth, the standard model of cosmology.
![A dramatic spiral galaxy with orange and red arms and a light blue center](https://cns.utexas.edu/sites/default/files/uploads/images/default/ngc_628_jwst_1200x800.png)
Postcards from the Field: First Light for a New High-Desert Telescope
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...
![A telescope enclosure sits in front of two mountains under a blue sky](/sites/default/files/uploads/images/default/pxl_20230628_214916419_2400x1600.jpg)
Fox 7
Total Eclipse of the Horns
UT Austin's Julian Munoz, assistant professor of astronomy, talked about the total eclipse with a local TV station.
![Professor Muñoz on Fox 7](/sites/default/files/uploads/images/default/julian.png)
2024 Isaac Asimov Memorial Debate
Did the James Webb Space Telescope Change Astrophysics? | 2024 Isaac Asimov Memorial Debate
Join Neil deGrasse Tyson, the Frederick P. Rose Director of the Hayden Planetarium, and a panel of leading scientists, including Prof. Mike Boylan-Kolchin, for a...
![screenshot_2024-04-02_at_11.01.32_am.png](/sites/default/files/uploads/images/default/screenshot_2024-04-02_at_11.01.32_am.png)
LIGO, VIRGO and KAGRA Observing Run Plans
The LIGO-Virgo-KAGRA Collaborations (LVK) prepare to resume their fourth observing run, including UT's Chen, Shoemaker and Zimmerman.
UT News
What Can A Total Solar Eclipse Teach Us About Our Universe?
The total solar eclipse on April 8 will be a once in a lifetime opportunity to witness a truly awesome cosmological marvel. You don’t need...
![An image of a total solar eclipse](/sites/default/files/uploads/images/default/1919-total-solar-eclipse-eso-1200x800-c-default.jpg)