Uploaded April 2024 | Updated September 2026, 2 weeks ago

---

This animation shows how baryon acoustic oscillations act as a cosmic ruler for measuring dark energy.

Credit: Claire Lamman/DESI collaboration

Twitter: twitter.com/berkeleylab
LinkedIn: linkedin.com/company/lawrence-berkeley-national-laboratory
Instagram: instagram.com/berkeleylab
Facebook: facebook.com/BerkeleyLab
More Berkeley Lab news: bit.ly/BerkeleyLabNews
Subscribe: youtube.com/berkeleylab