Wendy Freedman

Wendy Freedman, a professor of astronomy at the University of Chicago and former leader of the Hubble Key Project, joins Dan Scolnic, a cosmologist from Duke University focused on dark energy. They delve into the controversial Hubble constant, discussing how recent findings suggest the universe might be expanding faster than current models predict. Topics include dark matter mysteries, advancements in astronomical instruments, and the implications of potential new theories that could reshape our understanding of the cosmos.

Wendy Freedman, a leading astronomer from UChicago, dives into the captivating debate on the universe's age and expansion. She reveals how conflicting measurements of the Hubble constant challenge our understanding of physics. Freedman's groundbreaking research with the James Webb Space Telescope promises to shed light on these mysteries. The discussion also touches on dark matter, dark energy, and the tantalizing possibility of extraterrestrial life, all while encouraging new scientists to tackle the cosmos' biggest questions.

What do the early galaxies discovered by JWST tell us about the early universe? Neil deGrasse Tyson and comedian Matt Kirshen explore the expansion of space, dark energy, and the age of the universe with astronomer, Wendy Freedman.NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free.Thanks to our Patrons Fernando Colón, Richie Mercado, Miami John, David Rivera, Matthew Reason, and Kostas Chaskis for supporting us this week.Photo Credit: NASA, ESA, CSA, I. LABBE Subscribe to SiriusXM Podcasts+ to listen to new episodes of StarTalk Radio ad-free and a whole week early.Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

Wendy Freedman, a renowned observational astronomer known for her precision in measuring the universe's expansion, joins Neil deGrasse Tyson and Matt Kirshen. They delve into the intriguing Hubble tension, exploring discrepancies in the universe's estimated ages. Freedman shares insights on advanced methods and programs to measure cosmic distances, including the use of Cepheids and Type Ia supernovae. The discussion covers potential new physics and the implications of dark energy, making complex cosmological concepts accessible and engaging!

Wendy Freedman, a renowned astronomer and professor at the University of Chicago, tackles the Hubble constant discrepancies with insights from her groundbreaking work on the Hubble Key Project. She explores how the James Webb Space Telescope may resolve cosmological tensions. Freedman breaks down distance measurement innovations, the role of Cepheid variables, and the potential of future telescopes like the Giant Magellan. Delving into topics like dark energy and the comparison of JWST's capabilities against Hubble, her expertise shines a light on our cosmic understanding.