Is dark matter a fudge factor?
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.
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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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Listener Questions #44 - How fast can animals go, and how fast can animals grow? (featuring Dr. John Hutchinson)
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…
Of lice and men
Jul 09, 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.
Did aliens put satellites into Earth's orbit pre-Sputnik?
Jul 07, 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.
Listener Questions #43
Jul 02, 2026
Daniel and Kelly marinate in ethanol and saltwater, and reflect on the symmetries of antiparticles.See omnystudio.com/listener for privacy information.
The science of bathing (featuring Dr. Katrine Whiteson)
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.
What broke the grand unified force in the early 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.
Listener Questions #42
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…
The curious lives of social amoeba
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…
What are JWST's little red dots?
Jun 16, 2026
Daniel and Kelly talk about the James Webb Telescope and something mysterious it sawSee omnystudio.com/listener for privacy information.
Listener Questions #41
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.
What is a species? (featuring Dr. Scott Egan)
Jun 09, 2026
Daniel and Kelly talk to Prof. Scott Egan about the meaning of species in modern biology.See omnystudio.com/listener for privacy information.
Could the Earth be at the center of the solar system?
Jun 04, 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.
Listener Questions #40
Jun 02, 2026
Daniel and Kelly answer questions about relativistic paradoxes, parasitoid wasp viruses, and detector technologies.See omnystudio.com/listener for privacy information.
Are urban raccoons becoming domesticated?
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…
What is quantum contextuality?
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.
Listener Questions #39
May 21, 2026
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.
The Deep Seabed (featuring Dr. Andrew Thaler)
May 19, 2026
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…
How do signals get jammed?
May 14, 2026
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.
Listener Questions #38
May 12, 2026
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.
The discovery of parasite life cycles
May 07, 2026
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…
Can we use zero point energy?
May 05, 2026
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.
Listener Questions #37
Apr 30, 2026
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…
Story of Birds (featuring Dr. Steve Brusatte)
Apr 28, 2026
Daniel and Kelly talk to Dr. Steve Brusatte about his new book "The Story of Birds". We discuss if chickens are really dinosaurs, if we know what color dinosaur feathers were, and why birds survived…
Will AI solve physics?
Apr 23, 2026
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.
Listener Questions #36
Apr 21, 2026
Daniel and Kelly answer questions about Odderon particles, Langerhans cells, and black holes within black holes.See omnystudio.com/listener for privacy information.
Biofilms (featuring Dr. Katrine Whiteson)
Apr 16, 2026
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…
Does science fiction inspire real tech?
Apr 14, 2026
Daniel and Kelly discuss whether ideas from science fiction have inspired real scientific or technological progress.See omnystudio.com/listener for privacy information.
Listener Questions #35: Genetics (featuring Dr. Benjamin de Bivort)
Apr 09, 2026
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.
Snakes vs Octopi (featuring Dr. Matt Giorgianni)
Apr 07, 2026
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…