Episodes
231
July 21, 2025
Episode 231: The Final Frontier
Mike and Chad discuss some of the ongoing space missions currently in operation by NASA as well as the European Space Agency, and space agencies from India and Japan. There is a lot of research taking place that deserves recognition. To recognize this podcast, subscribe and get the benefit of automatically downloading the latest episode as soon as it becomes available.
230
July 7, 2025
Episode 230: ReVisiting Jurassic Park
In celebration of the latest Jurassic Park movie, we are reposting an episode from 2022 about how the birds escaped Jurassic Park. Enjoy. This episode came from a listener question. To ask questions for yourself, email us at crisscrossingsci@gmail.com or DM us on social media platforms.
229
June 24, 2025
Episode 229: Chirality
Chad and Mike talk about how biological molecules are often left handed or right handed. This affects us in many fascinating ways. Once you listen to this episode, be sure to subscribe so that you get future episodes automatically downloaded.
228
June 9, 2025
Episode 228: Relearning the Curie-ous Case of Marie Curie
Mike and Chad are re-listening to this episode from 2020 about the married couple of Marie and Pierre Curie, each of whom won at least one Nobel Prize and were an amazing scientific power couple. If you want to know more about science, be sure to subscribe wherever you find the finest podcasts.
227
May 28, 2025
Episode 227: Indigenous Traditional Ecological Knowledge
Chad and Mike invite Dr. David Lewis, a member of the Confederated Tribes of Grand Ronde and an anthropologist from Oregon State University, onto the podcast. David talks with us about what this land looked like and how land was managed for thousands of years. Also check us out on social media.
226
May 12, 2025
Episode 226: Re-listening to Mandolin
Mike and Chad are re-sharing this episode with Stephen Tufte, a physics professor from Lewis and Clark. He shared with us the science behind playing the mandolin and what makes it different from a guitar.
225
April 28, 2025
Episode 225: Turtles, tortoises, and terrapins... Oh MY!!
Chad and Mike discuss the ancestral plight of turtles and how strange a journey it was for sea creatures to come onto land, then return to the water, and (in the case of the tortoise) return back to land. To join us on other learning journeys, subscribe to the podcast. That way, you'll download the latest episodes automatically.
224
April 14, 2025
Episode 224: Angular Momentum
Mike and Chad discuss angular momentum and some of the seemingly counterintuitive predictions that come from it. Yet so many things in our daily lives rely on this concept.
223
March 31, 2025
Episode 223: Nobel Laureate Randy Schekman
Chad and Mike invite Nobel Laureate Dr. Randy Schekman to discuss his research into yeast cells and the mechanisms that yeast (and human) cells use to direct traffic. Proteins that are created within the cell need to be pushed into the appropriate places and Schekman is one of the discoverers of those mechanisms. Enjoy these episodes ad free!
222
March 18, 2025
Episode 222: Packing and Shipping
Chad and Mike are preparing for our next episode in which we talk to Nobel Laureate Randy Schekman. He won the award for learning the mechanisms for how proteins within the cells are moved to where they need to go. The process can be very complicated, so we are doing a pre-episode to help us understand more. So be sure to listen to both this episode and the next one with our special guest.
221
March 3, 2025
Episode 221: Einstein's Greatest Blunder
Mike and Chad celebrate Einstein's 146th birthday by discussing his Greatest Blunder. Follow us on TikTok, Instagram, or YouTube Shorts.
220
Feb. 17, 2025
Episode 220: The Goss on Moss
Chad tells Mike all about moss, and the entire ecosystem that lives in that tiny, fluffy, world. Look for crisscrossing Science on Social media!
219
Feb. 3, 2025
Episode 219: The Science of Milk
Mike and Chad discuss milk. Why do mammals drink it? How do mammals produce it? What is pasteurization? Answers to these questions, and more, when you listen to crisscrossing Science!
218
Jan. 21, 2025
Episode 218: Star Formation
Mike and Chad invite astronomer Dr. Kathryn Devine to discuss the process of astronomy and how we can determine how stars form. Subscribe to the podcast to download the latest episode as soon as it is available.
217
Jan. 6, 2025
Episode 217: PET Eating Bacteria
Chad and Mike invite Dr. Jay Mellies to talk about his research into bacteria that are able to break down plastics into their constituent pieces. To learn about plastics and more, subscribe to the podcast, wherever you listen to them.
216
Dec. 23, 2024
Episode 216: Champagne Supernova
Mike and Chad discuss the bright events called supernova and the chain of events that makes them happen. For this and other episodes, subscribe to the podcast.
215
Dec. 9, 2024
Episode 215: Plastic
Mike and Chad discuss how plastic is created and why it is so ubiquitous in our modern world. We also consider why plastics are often not recycled and why it will be hard to stop making more. To get more uplifting stories like this, be sure to subscribe to the podcast.
214
Nov. 26, 2024
Episode 214: Wallace and Darwin
Chad tells Mike about the co-discoverers of the mechanism of evolution by natural selection: Wallace and Darwin. What? You've only ever heard of Darwin? Listen and learn... Subscribe to download the latest episodes as soon as they are available.
213
Nov. 12, 2024
Episode 213: Primates!
Chad and Mike welcome Stephen Frost onto the podcast to discuss the evolutionary history of primates. Subscribe to the podcast to download the latest episodes.
212
Oct. 28, 2024
Episode 212: The Solar Neutrino Problem
Imagine studying one problem for forty years until finally the scientific community accepts your research. Mike and Chad discuss the work of Raymond Davis, Jr. who measured the number of neutrinos emitted by the sun. His numbers did not agree with theory and it took decades to prove that new physics was involved.
211
Oct. 14, 2024
Episode 211: Original Antigenic Sin
Chad and Mike delve into disease and vaccinations and consider the role of B cells. When are new B cells produced and when do older ones ramp up production of antibodies? Follow us on social media to see short reels of interesting science!
210
Sept. 30, 2024
Episode 210: Tesla & Edison's Current War
Mike and Chad talk about the differences between AC and DC power. We then delve into the history of electrifying the world, when advocates for AC (Tesla, Westinghouse) beat out arguments for DC (Edison). It is a crazy story. Find us on social media for new content updated regularly.
209
Sept. 16, 2024
Episode 209: Take Me Home-ing Pigeon
How do Homing Pigeons find their way? It turns out researchers have done many experiments to confuse them! We also have a tie in to Game of Thrones, so be sure to tune in. Find us on social media! Search for crisscrossing Science on TikTok, Instagram, Facebook, and YouTube.
208
Sept. 2, 2024
Episode 208: It's STILL GOLD, I tell ya!
We've been busy watching the Olympics, which got us thinking about GOLD!! So while we finish our efforts for Season 8, we are replaying this episode about where gold comes from.