Daniel and Kelly’s Extraordinary Universe podcast artwork

PODCAST · science

Daniel and Kelly’s Extraordinary Universe

Scientists Daniel and Kelly cannot stop talking about our amazing, wonderful, weird Universe! Each episode is a fun, easy-to-understand, and in-depth explanation of topics in science, from particles to black holes to moon colonies to ecosystems to parasites and everything else in the Universe!

Publisher-supplied feed metadata · PodParley refreshed Jun 11, 2026 · Source feed

  1. 818

    Listener Questions #48

    Daniel and Kelly answer questions about crackpots, hearing meteors, and the age of everything.See omnystudio.com/listener for privacy information.

  2. 817

    Origins of life (featuring Dr. Katrine Whiteson)

    Daniel, Kelly, and Katrine take on the origins of life. They discuss competing definitions for "life", whether it's even helpful to have a definition, the oldest evidence we have for life, and how we think life got started.See omnystudio.com/listener for privacy information.

  3. 816

    Should the government be hiding aliens?

    Daniel and Kelly review the recent movie 'Disclosure Day' and discuss some tough questions about knowledge and secrecy.See omnystudio.com/listener for privacy information.

  4. 815

    Listener Questions #47 - Plant Questions (featuring Dr. Manuel Lerdau)

    Daniel and Kelly are joined by Dr. Manuel Lerdau to answer listener questions about toxic plants, seed germination, and micropropagation.See omnystudio.com/listener for privacy information.

  5. 814

    How far can we go with chemical rockets?

    Daniel and Kelly explain the limitations of chemical rockets and how physics can propel humans to the outer reaches of the solar system.See omnystudio.com/listener for privacy information.

  6. 813

    Cyclospora (and other diarrhea-inducing parasites)

    It's July 2026, and the United States is dealing with an outbreak of cyclospora. Diarrhea makes people think of Kelly, so today we're dealing with the many questions Kelly has gotten about parasites in our food supplies.See omnystudio.com/listener for privacy information.

  7. 812

    Listener Questions #46

    Daniel and Kelly answer listener questions about tick-induced meat allergies, experiencing quantum effects, and fibroids.See omnystudio.com/listener for privacy information.

  8. 811

    Sound (featuring audio wizard Mat Keselman)

    Daniel and Kelly chat with DKEU's audio engineer, Mat Keselman, about the physics of sound and give a behind the scenes look at how Mat works his magic.See omnystudio.com/listener for privacy information.

  9. 810

    What is a space-time interval?

    Daniel and Kelly break space, twist time, and then put it back together to explain the most important concept in relativity you've never heard of.See omnystudio.com/listener for privacy information.

  10. 809

    Listener Questions #45

    Daniel and Kelly wonder how many Extraordinaries are planning on becoming supervillains as they discuss how to make Jupiter explode, the changing colors of children's hair, and whether or not aliens could discover electromagnetism without iron.See omnystudio.com/listener for privacy information.

  11. 808

    Rat lungworm (featuring Dr. Chelsea Wood)

    Daniel and Kelly chat with Dr. Chelsea Wood about rat lungworm - a particularly unpleasant nematode parasite that is spreading way outside of its native range.See omnystudio.com/listener for privacy information.

  12. 807

    Is dark matter a fudge factor?

    Daniel and Kelly talk about what it means to be a physics fudge factor and whether DM is fudgy or solid science.See omnystudio.com/listener for privacy information.

  13. 806

    Listener Questions #44 - How fast can animals go, and how fast can animals grow? (featuring Dr. John Hutchinson)

    Dr. John Hutchinson is back to help Kelly and Daniel answer listener questions about how fast animals can grow, how fast animals can go, and whether animal size impacts average lifespans. Also, cheese.See omnystudio.com/listener for privacy information.

  14. 805

    Of lice and men

    Daniel and Kelly explore what lice can teach us about human evolution, and the role lice have played in some of humanity's most devastating wars.See omnystudio.com/listener for privacy information.

  15. 804

    Did aliens put satellites into Earth's orbit pre-Sputnik?

    Daniel and Kelly dissect the evidence presented in recent peer-reviewed science papers for pre-Sputnik artificial satellites in Earth orbit.See omnystudio.com/listener for privacy information.

  16. 803

    Listener Questions #43

    Daniel and Kelly marinate in ethanol and saltwater, and reflect on the symmetries of antiparticles.See omnystudio.com/listener for privacy information.

  17. 802

    The science of bathing (featuring Dr. Katrine Whiteson)

    Daniel, Kelly, and Katrine talk about what bathing does to your microbiome, and weigh up the pros and cons.See omnystudio.com/listener for privacy information.

  18. 801

    What broke the grand unified force in the early universe?

    Daniel and Kelly walk through the early history of the Universe to explain how forces can be unified, or broken.See omnystudio.com/listener for privacy information.

  19. 800

    Listener Questions #42

    Zach joins Daniel and Kelly for a segment on art and science communication. Then Daniel and Kelly explore the concept of absolute hot, and what makes some rocks glow.See omnystudio.com/listener for privacy information.

  20. 799

    The curious lives of social amoeba

    Daniel and Kelly talks about a species of social amoeba that will die to help others. Why the heck does it do that? And bonus: the amoeba are farmers!See omnystudio.com/listener for privacy information.

  21. 798

    What are JWST's little red dots?

    Daniel and Kelly talk about the James Webb Telescope and something mysterious it sawSee omnystudio.com/listener for privacy information.

  22. 797

    Listener Questions #41

    Daniel and Kelly answer questions from listeners about earthworms, the origins of the galaxy, and snails!See omnystudio.com/listener for privacy information.

  23. 796

    What is a species? (featuring Dr. Scott Egan)

    Daniel and Kelly talk to Prof. Scott Egan about the meaning of species in modern biology.See omnystudio.com/listener for privacy information.

  24. 795

    Could the Earth be at the center of the solar system?

    Daniel and Kelly explain the bizarre Tychonic model of the solar system, which for centuries stood as a valid theory alongside the Copernican model.See omnystudio.com/listener for privacy information.

  25. 794

    Listener Questions #40

    Daniel and Kelly answer questions about relativistic paradoxes, parasitoid wasp viruses, and detector technologies.See omnystudio.com/listener for privacy information.

  26. 793

    Are urban raccoons becoming domesticated?

    A recent paper found tantalizing evidence that rural raccoons are showing evidence of domestication. So how long until we all have pet raccoons? And how well do we really understand the domestication process anyway?See omnystudio.com/listener for privacy information.

  27. 792

    What is quantum contextuality?

    Daniel and Kelly dig into the mysterious concept of quantum contexuality: how measurements depend on each other.See omnystudio.com/listener for privacy information.

  28. 791

    Listener Questions #39

    Daniel and Kelly answer questions about muscle memory, water-less showers, and why everyone can't be ambidextrous.See omnystudio.com/listener for privacy information.

  29. 790

    The Deep Seabed (featuring Dr. Andrew Thaler)

    Over 50% of Earth's surface is the deep seabed. Dr. Andrew Thaler joins Daniel and Kelly to talk about the amazing diversity of life on the deep seabed, the resources found here, and the rules that govern this region.See omnystudio.com/listener for privacy information.

  30. 789

    How do signals get jammed?

    Daniel and Kelly explain how signals get jammed, how to avoid being jammed, and whose music makes the best jam.See omnystudio.com/listener for privacy information.

  31. 788

    Listener Questions #38

    Daniel and Kelly answer questions about aliens watching Earth, about lone species, and about the size limits of intelligence.See omnystudio.com/listener for privacy information.

  32. 787

    The discovery of parasite life cycles

    Parasites can have amazingly complicated life cycles - moving through a series of host species, and looking quite different while residing within each type of host. Frankly, this stumped scientists for a long time. In today's episode, Daniel and Kelly take a stroll through the history of science to explore how we finally started to figure parasite life cycles out.See omnystudio.com/listener for privacy information.

  33. 786

    Can we use zero point energy?

    Daniel and Kelly explain the nature of the quantum vacuum, whether its real or philosophical, and if it's possible to use to make your toast.See omnystudio.com/listener for privacy information.

  34. 785

    Listener Questions #37

    Daniel and Kelly explain how cells in a fetus or in an adult know what they're supposed to do, and discuss whether opposable thumbs are necessary for the development of tools and technology.See omnystudio.com/listener for privacy information.

  35. 784

    Will AI solve physics?

    Daniel and Kelly explain the role of AI in physics and speculate about its future impact on discoveries and curiosity.See omnystudio.com/listener for privacy information.

  36. 783

    Listener Questions #36

    Daniel and Kelly answer questions about Odderon particles, Langerhans cells, and black holes within black holes.See omnystudio.com/listener for privacy information.

  37. 782

    Biofilms (featuring Dr. Katrine Whiteson)

    Daniel, Kelly, and Katrine talk about biofilms, and how they can be delicious, adorable, and bad. For the bad ones, we discuss current tactics for overcoming them.Show links: 1. Nature's cutest symbiosis: The Bobtail Squid: https://www.youtube.com/watch?v=3ivMSCi-Y2Q 2. The Joyful Microbe's guide to Kombucha: https://joyfulmicrobe.com/kombucha/(Notice the lighthearted joy, no fear mongering here!) 3. Beautiful image of a phenazine mutant of Pseudomonas: https://www.eurekalert.org/multimedia/883781 See omnystudio.com/listener for privacy information.

  38. 781

    Does science fiction inspire real tech?

    Daniel and Kelly discuss whether ideas from science fiction have inspired real scientific or technological progress.See omnystudio.com/listener for privacy information.

  39. 780

    Listener Questions #35: Genetics (featuring Dr. Benjamin de Bivort)

    Daniel and Kelly answer questions about innate behaviors and what it means to "decode" a genome with help from Dr. Benjamin de Bivort.See omnystudio.com/listener for privacy information.

  40. 779

    Snakes vs Octopi (featuring Dr. Matt Giorgianni)

    If a rattlesake bit an octopus, would its venom have any effect? Daniel and Kelly bring venom expert Dr. Matt Giorgianni on to the show to answer this listener question, and to talk about the evolution of snake venom.See omnystudio.com/listener for privacy information.

  41. 778

    Does consciousness come from quantum processes in the brain?

    Daniel and Kelly explore Penrose's Orchestrated Objective Reduction Theory that aims to explain consciousness, quantum measurements, quantum gravity and anaesthesia!See omnystudio.com/listener for privacy information.

  42. 777

    Listener Questions #34

    Daniel and Kelly answer listener questions about what creates the morning fog, why bats don't get dizzy, and the cauchy horizon.See omnystudio.com/listener for privacy information.

  43. 776

    How cholera kills you and how we kill it

    Daniel and Kelly talk about what Vibrio cholerae does to your body, and the methods we have to combat it. They also talk about some of the really bad methods we tried using in the past. Like, real bad.See omnystudio.com/listener for privacy information.

  44. 775

    To swill or to smell: How John Snow determined the cause of cholera

    Daniel and Kelly dive into the history of medicine, and discuss the data John Snow collected to argue that cholera is transmitted through contaminated water and not foul-smelling air. These data bolstered the emerging germ theory of disease.See omnystudio.com/listener for privacy information.

  45. 774

    Listener Questions #33

    Daniel and Kelly answer questions about tongue worms, units, and Kelly's nightmares. Link: Standard reference peanut butterSee omnystudio.com/listener for privacy information.

  46. 773

    Do we live in a super bubble?

    Daniel and Kelly explore the structure of the space between solar systems and reveal our cosmic context.See omnystudio.com/listener for privacy information.

  47. 772

    Is Cold Fusion impossible?

    Daniel and Kelly talk about the challenges of hot fusion and the frustrated potential of cold fusion. And Keanu Reeves.See omnystudio.com/listener for privacy information.

  48. 771

    Listener Questions #32

    Daniel and Kelly answer questions about the expanding universe, how sleep aids impact sleep quality, and what characteristics might make aliens better adapted for interstellar travel.See omnystudio.com/listener for privacy information.

  49. 770

    Becoming Martian (featuring Dr. Scott Solomon)

    Daniel and Kelly welcome Dr. Scott Solomon back on the show to talk about his new book Becoming Martian: How Living in Space Will Change our Bodies and Minds.See omnystudio.com/listener for privacy information.

  50. 769

    Musk on the Moon

    Daniel and Kelly discuss Elon Musk's recent announcement that SpaceX has shifted focus from a self-sustaining settlement on Mars to a self-growing city on the Moon.See omnystudio.com/listener for privacy information.

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ABOUT THIS SHOW

Scientists Daniel and Kelly cannot stop talking about our amazing, wonderful, weird Universe! Each episode is a fun, easy-to-understand, and in-depth explanation of topics in science, from particles to black holes to moon colonies to ecosystems to parasites and everything else in the Universe!

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Frequently Asked Questions

How many episodes does Daniel and Kelly’s Extraordinary Universe have?

Daniel and Kelly’s Extraordinary Universe currently has 50 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.

What is Daniel and Kelly’s Extraordinary Universe about?

Scientists Daniel and Kelly cannot stop talking about our amazing, wonderful, weird Universe! Each episode is a fun, easy-to-understand, and in-depth explanation of topics in science, from particles to black holes to moon colonies to ecosystems to parasites and everything else in the Universe!

How often does Daniel and Kelly’s Extraordinary Universe release new episodes?

Daniel and Kelly’s Extraordinary Universe has 50 episodes. Check the episode list to see recent publication dates and frequency.

Where can I listen to Daniel and Kelly’s Extraordinary Universe?

You can listen to Daniel and Kelly’s Extraordinary Universe on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.

Who hosts Daniel and Kelly’s Extraordinary Universe?

Daniel and Kelly’s Extraordinary Universe is created and hosted by iHeartPodcasts.
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