Einstein’s “Biggest Blunder” Was Actually Right | NOVA | PBS

To keep the universe static, Albert Einstein invented something called the cosmological constant. He later abandoned it. Decades afterward, astronomers discovered the universe’s expansion is accelerating—reviving Einstein’s controversial idea. 📺 Watch the full episode, Decoding the Universe: Cosmos https://www.pbs.org/wgbh/nova/video/d... 📰 Stay up to date on the latest science discoveries, full episodes, articles, videos, and more by signing up for NOVA's newsletter here: https://to.pbs.org/4brCC7Y ▶️ Stream NOVA documentaries & more with PBS Documentaries on Prime Video: https://amzn.to/4hXBlsu 💙 Help us bring the universe closer to home. Your donation ensures that NOVA’s deep-space discoveries and quantum physics explorations remain free and inspiring for the next generation of scientists. Support fact-based storytelling today. https://bit.ly/48UnsrD 🌟 Follow on social for more NOVA content Twitter:   / novapbs   Instagram:   / novapbs   TikTok:   / novapbs