Daniel and Kelly’s Extraordinary Universe

Recent episodes

1. Sound (featuring audio wizard Mat Keselman) from Daniel and Kelly’s Extraordinary Universe

   Jul 30, 2026

   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.

2. What is a space-time interval? from Daniel and Kelly’s Extraordinary Universe

   Jul 28, 2026

   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.

3. Listener Questions #45 from Daniel and Kelly’s Extraordinary Universe

   Jul 23, 2026

   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.

4. Rat lungworm (featuring Dr. Chelsea Wood) from Daniel and Kelly’s Extraordinary Universe

   Jul 21, 2026

   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.

5. Is dark matter a fudge factor? from Daniel and Kelly’s Extraordinary Universe

   Jul 16, 2026

   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.

6. Listener Questions #44 - How fast can animals go, and how fast can animals grow? (featuring Dr. John Hutchinson) from Daniel and Kelly’s Extraordinary Universe

   Jul 14, 2026

   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.

7. Of lice and men from Daniel and Kelly’s Extraordinary Universe

   Jul 9, 2026

   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.

8. Did aliens put satellites into Earth's orbit pre-Sputnik? from Daniel and Kelly’s Extraordinary Universe

   Jul 7, 2026

   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.

9. Listener Questions #43 from Daniel and Kelly’s Extraordinary Universe

   Jul 2, 2026

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

10. The science of bathing (featuring Dr. Katrine Whiteson) from Daniel and Kelly’s Extraordinary Universe

    Jun 30, 2026

    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.

11. What broke the grand unified force in the early universe? from Daniel and Kelly’s Extraordinary Universe

    Jun 25, 2026

    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.

12. Listener Questions #42 from Daniel and Kelly’s Extraordinary Universe

    Jun 23, 2026

    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.

13. The curious lives of social amoeba from Daniel and Kelly’s Extraordinary Universe

    Jun 18, 2026

    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.

14. What are JWST's little red dots? from Daniel and Kelly’s Extraordinary Universe

    Jun 16, 2026

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

15. Listener Questions #41 from Daniel and Kelly’s Extraordinary Universe

    Jun 11, 2026

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

16. What is a species? (featuring Dr. Scott Egan) from Daniel and Kelly’s Extraordinary Universe

    Jun 9, 2026

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

17. Could the Earth be at the center of the solar system? from Daniel and Kelly’s Extraordinary Universe

    Jun 4, 2026

    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.

18. Listener Questions #40 from Daniel and Kelly’s Extraordinary Universe

    Jun 2, 2026

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

19. Are urban raccoons becoming domesticated? from Daniel and Kelly’s Extraordinary Universe

    May 28, 2026

    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.

20. What is quantum contextuality? from Daniel and Kelly’s Extraordinary Universe

    May 26, 2026

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