Einstein’s “Biggest Blunder” Was Actually Right | NOVA (opens in new tab)

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 📰 Stay up to date on the latest science discoveries, full episodes, articles, videos, and more by signing up for NOVA's newsletter here: ▶️ Stream NOVA documentaries & more with PBS Documentar...