logo
episode-header-image
Dec 2024
18m 33s

The Search for Another Earth (#229)

Lynn Thoman
About this episode
Is there another planet in the universe like Earth? Is there life elsewhere? And if so, how advanced is it? Join us as Sara Seager — astronomer, planet hunter, MIT professor, and MacArthur Genius Grant recipient — presents a mind-blowing progress report on the rigorous search for Earth’s planetary twin and other life in the universe. 
Up next
Jan 27
Why Innocent People Plead Guilty (#286)
Federal Judge Jed Rakoff has spent decades inside the justice system - as a prosecutor, a defense attorney, and now a judge. In this conversation, he challenges how we think justice works and explains why outcomes often have little to do with guilt or innocence. 
21m 14s
Jan 20
The Surprising Science of Why We Laugh (#285)
We think laughter is a response to something funny.A joke. A punchline. A light moment.But listen closely to real conversations, and laughter shows up in places that are far more important than we realize - and often when nothing is funny at all.Neuroscientist Sophie Scott CBE re ... Show More
19m 44s
Jan 13
A Smarter, More Hopeful Future of Work - If We Get Artificial Intelligence Right (#284)
Elon Musk and Geoffrey Hinton warn of an AI-driven job apocalypse.MIT’s David Autor, one of the world’s leading thinkers on how technology reshapes work, says the real danger lies somewhere else.The biggest risk of AI isn’t mass unemployment - it’s whether human skills and expert ... Show More
20m 48s
Recommended Episodes
Jun 2022
The Search For Life: Are We Alone?
Are we alone in the universe? It's a question studied in science fiction, but also by teams here at NASA. Join us as we search for signs of life outside of Earth with scientists Aki Roberge, Ravi Kopparapu, and Shawn Domagal-Goldman. 
25m 17s
Jan 2025
Are we alone in the universe? We're close to finding out | Lisa Kaltenegger
Astrophysicist Lisa Kaltenegger explores the thrilling possibility of discovering life beyond Earth, highlighting how cutting-edge technology like the James Webb Space Telescope lets us analyze distant planets for signs of life in unprecedented detail. Could examining these "alie ... Show More
11m 16s
Jul 2024
My search for proof aliens exist | Avi Loeb
Why have we not yet found proof of alien life? According to astrophysicist Avi Loeb, we simply haven't dedicated the proper resources. Diving into unidentified phenomena such as the Oumuamua asteroid, he explores his scientific search for extraterrestrial technology, envisioning ... Show More
17m 16s
May 2025
Earth Series: What's Next for NASA Earth Science
NASA has a record of Earth observations going back more than 50 years. What might be in store for the next 50 years? In this finale of our Earth series, we hear from two scientists helping to chart the course of NASA Earth science. There are still many unanswered questions about ... Show More
28m 51s
Sep 2023
Subsurface oceans: The hidden potential of Earth-like exoplanets
<p>Lujendra Ojha, assistant professor at Rutgers University, joins Planetary Radio to discuss how subsurface liquid water on exoplanets orbiting red dwarf stars could increase the likelihood of finding habitable worlds beyond our Solar System. Then we check in with Bruce Betts, c ... Show More
50m 28s
Jun 2014
A Journey Into Outer Space, With Brian Cox
Are they out there? Intelligent beings from another world. Will we ever make contact with them? Is it even sensible to make guesses about whether life exists in other galaxies billions of light years from our own? How much do we know about outer space? What are black holes, dark ... Show More
1h 56m
Sep 2021
Is There Life on Venus? (Encore - 9/20/21)
Sci-Fi Drive-in movie night has Guy Raz and Mindy dreaming about life on other planets. And it just so happens that a team of researchers may (or may not) have discovered evidence of life on...VENUS? Join Mindy, Guy Raz, and Reggie as they head out to their favorite solar system ... Show More
27m 57s
Jan 2025
The Habitability of Planets
Melvyn Bragg and guests discuss some of the great unanswered questions in science: how and where did life on Earth begin, what did it need to thrive and could it be found elsewhere? Charles Darwin speculated that we might look for the cradle of life here in 'some warm little pond ... Show More
52m 50s
Jan 2025
The Habitability of Planets
Melvyn Bragg and guests discuss some of the great unanswered questions in science: how and where did life on Earth begin, what did it need to thrive and could it be found elsewhere? Charles Darwin speculated that we might look for the cradle of life here in 'some warm little pond ... Show More
52m 50s
Oct 2024
The Shadow Biosphere: Is There Other Life on Earth?
As far as we know life evolved once in the universe – here on Earth in the form of life as we know it. Could life have originated in other conditions with different raw materials? If so, we may be sharing the planet with lifeforms we don’t recognize yet.See omnystudio.com/listene ... Show More
42m 42s