Learn about how hoarders’ brains see their belongings; why dolphins consciously lower their heart rates; and what scientists think happened before the big bang.

How Hoarders' Brains See Their Belongings by Ashley Hamer

• Tolin, D. F., Stevens, M. C., Villavicencio, A. L., Norberg, M. M., Calhoun, V. D., Frost, R. O., Steketee, G., Rauch, S. L., & Pearlson, G. D. (2012). Neural Mechanisms of Decision Making in Hoarding Disorder. Archives of General Psychiatry, 69(8), 832. https://doi.org/10.1001/archgenpsychiatry.2011.1980
• Szalavitz, M., & Time.com. (2012, August 7). Inside the hoarder’s brain: A unique problem with decision-making. CNN Digital; CNN Health. https://www.cnn.com/2012/08/07/health/inside-hoarders-brain/index.html
• DSM-V: Hoarding New Mental-Disorder Diagnoses. (2013, May 3). Promises Behavioral Health. https://www.promisesbehavioralhealth.com/addiction-recovery-blog/dsm-v-hoarding-new-mental-disorder-diagnoses/

Dolphins consciously decrease their heart rates before diving by Grant Currin

• How dolphins avoid “the bends”. (2020). EurekAlert! https://www.eurekalert.org/pub_releases/2020-11/f-hda111720.php
• Fahlman, A., Cozzi, B., Manley, M., Jabas, S., Malik, M., Blawas, A., & Janik, V. M. (2020). Conditioned Variation in Heart Rate During Static Breath-Holds in the Bottlenose Dolphin (Tursiops truncatus). Frontiers in Physiology, 11. https://doi.org/10.3389/fphys.2020.604018
• Fox, A. (2020, December). Dolphins May Be Able to Control Their Heart Rates. Smithsonian Magazine; Smithsonian Magazine. https://www.smithsonianmag.com/smart-news/dolphins-may-be-able-control-their-heart-rate-180976422/

What Came Before the Big Bang? originally aired September 3, 2018: https://omny.fm/shows/curiosity-daily/what-came-before-the-big-bang-diner-designs-and-th

Powers of Ten (1977): https://www.youtube.com/watch?v=0fKBhvDjuy0

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Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/what-came-before-the-big-bang

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