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Home > SpaceTime with Stuart Gary > Cosmic Webs and Dark Energy: A New Model for the Universe
Podcast: SpaceTime with Stuart Gary
Episode:

Cosmic Webs and Dark Energy: A New Model for the Universe
Category: Science & Medicine
Duration: 00:35:26
Publish Date: 2025-09-22 06:40:08
Description: In this episode of SpaceTime, we tackle the mysteries of the cosmos with a new mathematical model of the universe and ponder the age-old question: are we alone in the universe?
New Model of the Universe
Scientists have unveiled a groundbreaking mathematical model aimed at simplifying our understanding of the universe's evolution over the past 13.8 billion years. This innovative research, based on data from the Dark Energy Spectroscopic Instrument (DESI), offers fresh insights into the cosmic web's structure, revealing how dark energy influences cosmic expansion. Lead author Leonardo Gianni from the University of Queensland discusses how this model challenges existing paradigms and provides a clearer picture of the universe's complex behaviour, including the impact of voids and collapsing regions of matter.
Are We Alone?
A new study presented at the European Planetary Science Congress raises intriguing questions about the existence of intelligent alien civilizations. Researchers estimate that the nearest technological society in our galaxy could be over 33,000 light years away, with conditions on their home planets potentially mirroring those of Earth. The study highlights the challenges of sustaining advanced life and the long timelines required for such civilizations to coexist with humanity.
Partial Solar Eclipse
Today, a partial solar eclipse graced the skies over New Zealand, the South Pacific, and parts of Australia and Antarctica. As the Moon passed between the Earth and the Sun, observers witnessed a stunning celestial display with up to 70% of the Sun's face obscured. This remarkable event serves as a reminder of the intricate dance of celestial bodies that shape our night sky.
www.spacetimewithstuartgary.com
✍️ Episode References
Physical Review Letters
https://journals.aps.org/prl/
European Planetary Science Congress
https://www.epsc2025.eu/
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New Model of the Universe
Are We Alone?
Partial Solar Eclipse
New Model of the UniverseAre We Alone?Partial Solar Eclipse
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