
How Many Leaves Are on a Tree? Kirk Johnson
Apr 29, 2026 - 01:34
Radio and PodcastLive Radio & Podcasts
What if black holes are hiding the answers cosmologists have been chasing for a century? Born from the explosive deaths of massive stars, black holes are so dense even light cannot escape – making them challenging to obs...
Black Hole Apocalypse is an episode from NOVA Now by GBH. What if black holes are hiding the answers cosmologists have been chasing for a century? Born from the explosive deaths of massive stars, black holes are so dense even light cannot e...
This episode belongs to NOVA Now.
Use the player on this page to stream the episode online.
Published Mar 3, 2026, 25:00 long, audio available.
What if black holes are hiding the answers cosmologists have been chasing for a century? Born from the explosive deaths of massive stars, black holes are so dense even light cannot escape – making them challenging to observe. But after decades of chasing the unseeable and building ever more sophisticated observation tools, researchers are now discovering that they hold profound clues about the nature of spacetime, the formation of galaxies, and the energy that powers our universe. To watch the full film, visit Learn more about NOVA and
You can listen to Black Hole Apocalypse online on Radio and Podcast. Open the player on this page to stream the available audio.
Black Hole Apocalypse is an episode from NOVA Now by GBH.
This episode is 25:00 long.
This episode was published on Mar 3, 2026.
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Yes. This page shows related episodes from NOVA Now when more episodes are available from the podcast feed.
You can listen to Black Hole Apocalypse on this page when the episode audio is available from the podcast feed.
Black Hole Apocalypse is from NOVA Now by GBH.
Published Mar 3, 2026 and 25:00 long