Advertise on podcast: Don't Pee on Your Leg (and other scientific misconceptions)

Camden and Margaret discuss if broken bone actually heal back stronger (4:18) and if some dog and cat breeds are hypoallergenic (24:23). Camden's citations: BBCMcGill UniversityHackensack Meridian HealthGolden State OrthopedicsUniversity of TexasPrinciples of Life, Second EditionUniversity of RochesterMayo Clinic Margaret's citations: "There's No Such Thing as a Hypoallergenic Cat" – Smithsonian Magazine (Kristin Schmidt)Dog Allergy Myths – American Academy of Allergy, Asthma & ImmunologyPet Allergy – American Academy of Allergy, Asthma & ImmunologyThe Myth of the Hypoallergenic Dog – Dr. David Stukus, Nationwide Children's HospitalThe Myth of Hypoallergenic Dogs (and Cats) – Dr. Richard F. Lockey, Journal of Allergy and Clinical ImmunologyMissouri Alliance for Animal Legislation (MAAL) - Donate to them!

Camden and Margaret discuss what if only mammals produce milk (2:18) and if chameleons camouflage by changing their color (18:30). Camden's citations Lactation – WikipediaCrop milk – WikipediaBiology ExchangeAsk Hank Anything (YouTube series)The Origin and Evolution of Lactation – Journal of Biology Platypus Milk May Help Us Fight Antibiotic Resistance – Australian Geographic10 Animals That Make "Milk" and Aren't Mammals – Discover MagazineInside the Wild Ways Many Creatures Make Milk – Smithsonian Magazine Margaret's citations Chameleons, Facts and Photos – National GeographicChameleons' Craziest Color Changes Aren't for Camouflage – National Geographic (Benji Jones) What We're Consuming Camden: "The Man Who Died Twice" by Richard OsmanMargaret: "Yesteryear" by Caro Claire Burke and "The Long Walk" by Stephen King Have a scientific misconception you'd like us to tackle? Email us at [email protected] us on Instagram: @DontPeeonYourLeg

Margaret and Camden discuss what it really mean to "eat like a bird" (5:20) and if all birds migrate (17:39). Margaret's citations BONUS: Support Knack's Trip to Nationals!Sacramento Audubon SocietyGolden Gate Bird AllianceThe Peregrine FundAmerican Bird ConservancyThe National ZooWhat It's Like to Be a Bird by David Allen SibleyHere's How Much Food Three Different Birds Need to Eat Daily – Audubon Society by Mary McCann Camden's citations What It's Like to Be a Bird by David Allen SibleyAudubon SocietyCornell Lab of OrnithologyThe Nature ConservancyLoudoun Wildlife ConservancyKansas State University What We're Consuming Camden: Mood Machine by Liz PellyMargaret: Widow's Bay on Apple TV Have a scientific misconception you'd like us to tackle? Email us at [email protected] Find us on Instagram: @DontPeeonYourLeg

Camden and Margaret discuss if all corn is the same (2:43) and whether most of our body heat is really lost from our heads (17:59). Camden's Misconception: Is All Corn the Same?WikipediaNMSU — Specialty CornsSDSU Extension — Indian Corn & PopcornBritannica — Why Do Corn Kernels Pop?Nature Scientific Reports — Sweet Corn Sugary Gene MutationEBSCO Research Starters — Corn EthanolUSDA — Global Demand for Fuel Ethanol Through 2030Scientific American — It's Time to Rethink America's Corn SystemMargaret's Misconception: Is Most of Our Body Heat Really Lost From Our Heads?US Army Survival GuideCleveland Clinic — Body Heat Loss by Dr. Thomas WatersOhio State University BuckMD Blog — Medical Mythbusters by Tina ComstonUniversity of Rochester Medicine Health EncyclopediaUniversity of Utah Health — Debunking Common Winter Health Myths by Dr. Russell VinikBBC Science Focus — The Great Cold Head Myth by Abbie Jordan

Camden and Margaret discuss whether American wild horses are actually native to North America (3:44) and if breastfeeding can really prevent pregnancy (17:23). Camden's Misconception: American wild horses are not native to North America Citations: Animal Welfare Institute — Wild Horses as Native North American WildlifeLive Science — The Surprising History of America's Wild Horses (2008)American Wild Horse Conservation — Scientific Research Confirms Native Ancestry (2020)Scientific American — The Secret Lives of Horses (2015)Smithsonian National Zoo — Przewalski's HorseIn Defense of Animals — Wild Horses are Native to North AmericaMargaret's Misconception: Breastfeeding prevents pregnancy Citations: Harvard Medical School — "Can Breastfeeding Really Prevent Pregnancy?" by Dr. Rachel A. BlakeCleveland Clinic — "Yes, You Can Get Pregnant While Breastfeeding" (2024)

Camden, Margaret, and guest David discuss if bird bones are hollow so birds can fly (6:48) and whether everyone sees things the same way in their mind (22:09). Camden's Misconception: Bird bones are hollow so birds can fly Citations: "What If? 2" by Randall MunroeThe Science of Birds Podcast — "How Birds Breathe""Bone Density and the Lightweight Skeletons of Birds" by Elizabeth Dumont, UMass AmherstDiscovery — "Why Do Birds Have Hollow Bones?"Montana Natural History Center — "Avian Adaptations"Bird Spot — "How Birds' Skeletons Evolved For Flight"Wilderness Awareness School — "Bird Skeletons and Avian Physiology"David's Misconception: We all see things the same way in our minds Citations: Zeman et al. (2015) — "Lives Without Imagery: Congenital Aphantasia." CortexZeman (2024) — "Aphantasia and Hyperphantasia: Exploring Imagery Vividness Extremes." Trends in Cognitive SciencesDance, Ipser & Simner (2022) — "The Prevalence of Aphantasia in the General Population." Consciousness and CognitionMarks (1973) — Vividness of Visual Imagery Questionnaire (VVIQ). British Journal of PsychologyKay et al. (2022) — "The Pupillary Light Response as a Physiological Index of Aphantasia." eLifePearson (2019) — "The Human Imagination: The Cognitive Neuroscience of Visual Mental Imagery." Nature Reviews NeuroscienceMilton et al. (2021) — "Behavioral and Neural Signatures of Visual Imagery Vividness Extremes." Cerebral Cortex CommunicationsBainbridge et al. (2021) — "Quantifying Aphantasia Through Drawing." CortexWicken et al. (2021) — "The Critical Role of Mental Imagery in Human Emotion." Proceedings of the Royal Society B

Camden and Margaret discuss whether vampire bats actually suck blood and whether antibacterial soap is better for you than regular soap.

Camden and Margaret discuss if asteroids really look like cratered potatoes (2:52) and whether you have to lose consciousness to have a concussion (11:49). Camden's Misconception: Asteroids look like little potatoes with craters Citations: "What If? 2" by Randall MunroeNASA Space Place - AsteroidsScientific AmericanCalTech Cool CosmosMargaret's Misconception: As long as you're conscious, it's not a concussion Citations: Concussion Recognition Tool from the Concussion in Sport GroupNational Institute of Neurological Disorders and StrokeCDC - TBI Data 2024Mayo Clinic - Concussions"Concussion" by Nitin Agarwal, Rut Thakkar, Khoi Than for the American Association of Neurological SurgeonsWhat We're Consuming: Camden: "The Thursday Murder Club" by Richard OsmanMargaret: "The Dog's Best Friend Game" board gameFollow us on Instagram: @DontPeeonYourLeg Email us your misconceptions: [email protected]

Camden and Margaret discuss if household dust is mostly just your dead skin floating around (2:45) and whether our ears keep getting bigger our entire lives (16:05). Camden's Misconception: Dust is mostly dead skin Citations: "What If? 2" by Randall Munroe"Is Dust Mostly Dead Skin?" by Veritasium"Making an epidermis" by Maranke Koster, University of Colorado DenverMargaret's Misconception: Our ears keep getting bigger our entire lives Citations: Cleveland Clinic - Cartilage"Do Your Nose and Ears Really Grow with Age?" by Justin Chupungco"Why do old men have big ears?" by James Heathcote"Ear size as a predictor of chronological age" by R Tan, V Osman, G Tan"Human ears grow throughout the entire lifetime" by Niemitz, Nibbrig, and ZacherToday I Found Out"Truth or Myth: Our Nose and our Ears Never Stop Growing" by Michael HinckWhat We're Consuming: Camden: "Project Hail Mary" by Andy WeirMargaret: BooksFollow us on Instagram: @DontPeeonYourLeg Email us your misconceptions: [email protected]

Margaret and Camden discuss whether the spots on a ladybug determine its age (08:54) and if the red liquid that comes out of your steak is actually blood (22:02).

Margaret and Camden discuss whether mushrooms are actually plants (07:24) and what makes up an igloo (20:56).

Camden and Margaret discuss if it's dangerous to touch uranium and if sharks have to keep moving in order to breathe.

Camden and Margaret are joined by their friend Morgan to discuss if attention spans are decreasing, if perpetual motion machines are possible, and how to cut onions without crying.

Camden and Margaret are joined by their friend Nick to discuss if you should play "dead" in front of a bear, ways to relieve itchy mosquito bites, and if tomato juice gets rid of the smell of skunk spray.

Margaret and Camden are joined by their friend David to discuss if caffeine really does dehydrate you, how morning after pills work, and how bluetooth works.