Universe EXPANDING FASTER?! | NOVA | PBS (opens in new tab)

When scientists measured distant supernovas in the 1990s, the data made no sense\. The universe wasn’t slowing down\. It was accelerating\. 📺 Watch the full episode here: 📰 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 Documentaries on Prime Video: 💙 Help us bring the universe closer to home\. Your donation ensures that NOVA’s deep-space discoveries and quan...