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PBS Space Time

PBS
Quantum Mechanics
Dark Matter
Dark Energy
Black Holes
General Relativity
Quantum Gravity
Cosmology
LIGO
Gravitational Waves
Quantum Entanglement
Higgs Boson
Hawking Radiation
Primordial Black Holes
Quantum Chromodynamics
Graviton
Fermi Paradox
Cosmological Constant
Many Worlds Interpretation
James Webb Space Telescope
Quasar

Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth with our astrophysicist host: Matthew O’Dowd. For all business inquiries and sponsorship opportunities please reach out to: pbsspacetime@lighthouseagents.com Matt O'Dowd spends his time studying the universe, especially really far-away t... more

PublishesDailyEpisodes148Founded3 months ago
Number of ListenersCategories
AstronomyEducationScience

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Artwork for PBS Space Time

Latest Episodes

Check Out Matt on Fate & Fabled Here: youtu.be/utJZ8YmXOnc

PBS Member Stations rely on viewers like you. To support your local station, go to:to.pbs.org/DonateSPACE

Sign Up on Patreon to get access to the Space Time Discord!

https://... more

PBS Member Stations rely on viewers like you. To support your local station, go to:to.pbs.org/DonateSPACE

Sign Up on Patreon to get access to the Space Time Discord!

www.patreon.com/pbsspacetime

Superconductive materials seem miracul... more

PBS Member Stations rely on viewers like you. To support your local station, go to:to.pbs.org/DonateSPACE

Sign Up on Patreon to get access to the Space Time Discord!

www.patreon.com/pbsspacetime

Whenever we open a new window on the u... more

Thank you to Wren for supporting PBS. To learn more, go to wren.co/start/spacetime

Take the Space Time Fan Survey Here: forms.gle/wS4bj9o3rvyhfKzUA

PBS Member Stations rely on viewers like you. To support your local station, go to:h... more

Key Facts

Accepts Sponsors
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Podcast Host
Number of Listeners
Find out how many people listen to this podcast per episode and each month.

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People also subscribe to these shows.

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Recent Guests

Moya McTeer
PhD astrophysicist and expert in the Galactic Habitable Zone
PBS Fate and Fabled (PBS show)
Episode: What If the Galactic Habitable Zone LIMITS Intelligent Life?
Matthew Caplan
computational nuclear astrophysicist and long-time Spacetime writer
Episode: RECENT EVIDENCE: Earth Had Rings (and Might Reclaim Them)
Nigel Braun
Scientist associated with the Nile Red and Nile Blue YouTube channels
Nile Red / Nile Blue
Episode: How Can Matter Be BOTH Liquid AND Gaseous State?
Kelsey Houston Edwards
Mathematician, associated with PBS Infinite Series
PBS Infinite Series
Episode: Black Holes. Dissected. For 1.5 Hours.
Naomi Globus
Co-author of the Globus & Blandford paper on cosmic-ray–driven homochirality
Episode: Why Is All DNA Oriented Rightward?
Roger Blandford
Co-author of the Globus & Blandford paper on cosmic-ray–driven homochirality
Episode: Why Is All DNA Oriented Rightward?
Matt Caplan
Physicist who helped co-write the episode
Illinois State University
Episode: What If A Black Hole Dwelt Inside The Sun? | Hawking Stars
Eric Wallenda
Dutch physicist proposing entropic gravity
Independent researcher
Episode: What If Gravity is NOT An Elementary Force? | Entropic Gravity

Host

Matthew O'Dowd
Astrophysicist and host, professor at City University of New York's Lehman College; affiliated with Hayden Planetarium and the American Museum of Natural History.

Reviews

2.6 out of 5 stars from 5 ratings
  • Great but annoying adverts

    The science and presenter are both great and informative. However, mid sentence an ad pops in totally destroying the flow. Good content marred by very poorly placed advertisements.

    Apple Podcasts
    3
    RussellintheUK
    United Kingdom7 days ago
  • Pirated

    Seems like someone just pirated these from YouTube — ads and all.

    Apple Podcasts
    1
    joe_m6
    United States2 months ago
  • Horrible editing

    Jarring, loud ads in the middle of sentences frequently. At least let him finish his sentence.

    Apple Podcasts
    2
    Kressiek
    United States2 months ago

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Apple Podcasts
#9
United States/Science/Astronomy
Apple Podcasts
#151
United States/Science
Apple Podcasts
#10
Canada/Science/Astronomy
Apple Podcasts
#13
United Kingdom/Science/Astronomy
Apple Podcasts
#143
Canada/Science
Apple Podcasts
#209
United Kingdom/Science

Talking Points

Recent interactions between the hosts and their guests.

The Nature of Space and Time AMA
Q: Does the expansion of the universe imply that space is expanding into something, or is it that space itself is being created and stretched within its own boundary?
The expansion is better thought of as the growth of space itself within the universe's own boundary, not expansion into pre-existing space, with the scale factor increasing and galaxies appearing to move apart due to the stretching of the spacetime grid.
The Nature of Space and Time AMA
Q: Simply, what is the nature of time?
Time emerges from how systems evolve and how entanglement among particles grows; the arrow of time is tied to entropy increase and memory formation, while the fundamental laws are time-symmetric, making our experience of time a consequence of initial conditions and information flow.
Where Is The Center of The Universe?
Q: Does chirality depend on the observer's frame of reference, and what happens if you accelerate to overtake a particle?
Chirality is Lorentz invariant and does not change with frame, although helicity can flip depending on the observer's motion; this distinction explains interactions with the weak force.
Where Is The Center of The Universe?
Q: What particles and interactions existed before the electroweak force split into electromagnetism and the weak force?
Before the split, particles were massless due to the absence of the Higgs mechanism, and the universe contained only a small set of particles like the six quarks and leptons, with isospin states not yet differentiated until symmetry breaking.
Space DOES NOT Expand Everywhere
Q: What about the participatory universe concept; who or what initiates the first interaction?
The idea is that Wheeler's framework tries to avoid infinite regress by suggesting a self-excited circuit where the universe can be understood as one that causes itself, though this remains a philosophical interpretation rather than an experimental fact.

Audience Metrics

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Listeners per Episode
Gender Skew
Location
Interests
Professions
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Frequently Asked Questions About PBS Space Time

What is PBS Space Time about and what kind of topics does it cover?

This show offers accessible yet rigorous explorations of space, astrophysics, and cosmology, blending classic scientific concepts with cutting-edge ideas about the universe. Episodes frequently tackle topics like black holes, dark matter, the evolution of galaxies, exoplanets, and the physics behind cosmic phenomena, often weaving in the latest research, observational techniques, and thought experiments. The host has a knack for making complex theories approachable, while maintaining a clear emphasis on how measurements, models, and uncertainties shape our understanding of the cosmos. A notable strength is the blend of deep scientific storytelling with up-to-date developments and practical context for how astronomy impacts technology, space... more

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Which podcasts are similar to PBS Space Time?

These podcasts share a similar audience with PBS Space Time:

1. The Astrophysics Podcast
2. The Supermassive Podcast
3. Universe Today Podcast
4. SpaceTime with Stuart Gary
5. Bedtime Astronomy

How many episodes of PBS Space Time are there?

PBS Space Time launched 3 months ago and published 148 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on PBS Space Time?

Recent guests on PBS Space Time include:

1. Moya McTeer
2. Matthew Caplan
3. Nigel Braun
4. Kelsey Houston Edwards
5. Naomi Globus
6. Roger Blandford
7. Matt Caplan
8. Eric Wallenda

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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