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

Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY

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

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The Democratic National Convention - Day 1