TED Talks Daily
3 mysteries of the universe — and a new force that might explain them | Alex Keshavarzi
Mar 11, 2024
In this captivating discussion, particle physicist Alex Keshavarzi, known for his work on the Muon g-2 experiment, reveals how new findings could reshape our understanding of the universe. He dives into cosmic mysteries like dark energy and dark matter, and the intriguing behavior of muons in magnetic fields. Keshavarzi highlights the potential discovery of a new particle or force, showcasing how this groundbreaking research may unlock the secrets of the cosmos and push the boundaries of current physics.
12:05
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Quick takeaways
- Dark energy, comprising 74% of the universe, drives its accelerating expansion, yet its nature remains unknown.
- Muon G-2 Experiment at Fermilab reveals discrepancies hinting at new particles or forces beyond the standard model.
Deep dives
Mystery of Dark Energy
About 74% of the universe is composed of dark energy, a mysterious force causing the universe to expand at an accelerating rate. Scientists lack an understanding of what dark energy truly is, highlighting a significant gap in our knowledge of the universe.
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