How Many Leaves Are on a Tree? | Kirk Johnson
Need to know how many leaves are on that tree? Paleobotanist Dr. Kirk Johnson shares the surprisingly nerdy method—because you never know wh...
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NOVA Now
From the PBS science series NOVA, a biweekly podcast digging into the science behind the headlines. Alok Patel takes you behind the scenes with the people—scientists, engineers, technologist...
NOVA Now Podcast Guide
Listen to NOVA Now, a Science & Medicine podcast by GBH. Stream 81 episodes in English, follow new audio stories, and play episodes online on Radio and Podcast.
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Browse this show under Science & Medicine podcasts.
Episodes
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Episodes
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Decoding the Great Pyramid
What engineering secrets lie within the Great Pyramid, and who really built it? Innovations like rope‑sewn boats, laser‑precise alignments,...
The Air You Breathe Is Bacteria Poop | Peter Girguis
Long before trees and grass, microbes were shaping our atmosphere. Evolutionary biologist Peter Girguis explains how ancient bacteria learne...
The Fish That Could Walk | Sean B. Carrol
How did animals first make the giant step from water to land? Evolutionary biologist Sean B. Carroll explains how the discovery of Tiktaalik...
When Whales Could Walk
What if whales had legs? Once upon a time, they did. Sort of. An astonishing fossil trail shows that modern whales actually evolved from hoo...
How Close Can You Safely Get to a Black Hole? | Janna Levin
Black holes aren’t the cosmic monsters Hollywood makes them out to be. Astrophysicist Janna Levin explains why they’re so hard to detect, wh...
A New Law of Nature? | Robert Hazen & Michael Wong
Could the universe be governed by a law we haven’t discovered yet? Mineralogist Robert Hazen and astrobiologist Michael Wong propose a new r...
Arctic Sinkholes
What happens when the Arctic’s ancient freezer starts to fail? Scientists have uncovered the truth behind giant sinkholes exploding from the...
AI Is Coming for Blue Collar Jobs | Hany Farid
AI isn’t just coming for office jobs—it’s coming for some hands-on blue collar professions, too. AI expert Hany Farid explains which jobs ar...
What Species Can We De-Extinct? | Beth Shapiro
Scientists claimed in 2024 that they "de-extincted" the dire wolf… so what’s next, and what determines whether a species can be brought back...
Einstein’s Quantum Riddle
Quantum particles are breaking the rules of reality – or so it seems. Can they truly communicate across time and space instantly? Einstein d...
Were Dinosaurs Able to Sing? | Erich Jarvis
Dinosaurs might not have been the roaring beasts many imagine. Neuroscientist Erich Jarvis explains why modern birds—living dinosaurs—offer...
Space-Time Expansion, Explained | Adam Riess
If the universe is expanding, why aren’t galaxies stretching apart? Cosmologist Adam Riess breaks down the physics behind cosmic expansion,...
Black Hole Apocalypse
What if black holes are hiding the answers cosmologists have been chasing for a century? Born from the explosive deaths of massive stars, bl...
Your Brain’s Peak Performance Mode | Heather Berlin
Why does thinking too hard ruin your rhythm? Neuroscientist Heather Berlin unpacks the science of flow states, explaining why mastery means...
Black Hole Geometry Will Warp Your Brain | Janna Levin
Black holes can be bigger on the inside than they are on the outside. Astrophysicist Janna Levin explains how this is possible, and what tha...
Your Brain: Perception and Control
Are we really in control of our own minds? Research suggests our sense of control may be far more fragile – and far stranger – than we imagi...
What Exactly Is a Law of Nature? | Robert Hazen & Michael Wong
What’s the difference between a fact, a law, and a theory? Mineralogist Robert Hazen and astrobiologist Michael Wong unpack the hierarchy of...
How Many Microbes Live on Earth? | Peter Girguis
Sorry, Beyoncé, it turns out microbes rule the world. Microbiologist Peter Girguis explains how to conceptualize just how many microbes are...
Hunt for the Oldest DNA
Scientists have discovered the oldest DNA ever found: tiny fragments hidden in the dirt. The idea that soil could hold genetic traces from c...
Questions About NOVA Now
Where can I listen to NOVA Now episodes?
You can listen to NOVA Now episodes online on Radio and Podcast. Open an episode and the site player will stream the available audio.
What is NOVA Now about?
NOVA Now is listed as a Science & Medicine show. The show language is listed as English.
How many NOVA Now episodes are listed?
This page lists 81 episodes for NOVA Now. More episodes are available from the View more button when the list continues.
Quick Answers About NOVA Now
Where can I listen to NOVA Now?
You can listen to NOVA Now episodes on this page by opening an episode and using the site player.
What type of podcast is NOVA Now?
NOVA Now is listed as a Science & Medicine show by GBH.
How many episodes are available?
This page lists 81 episodes for NOVA Now where feed data is available.