Glow-in-the-Dark Cities, Feeling Holes, Max Volume on Earth

Learn about glow-in-the-dark cities; why holes feel larger with a tongue than a finger; and the maximum volume on Earth.

March 02, 2022

Maybe we can save the planet by making our cities glow in the dark by Briana Brownell

Why holes feel larger with your tongue than with your finger by Grant Currin

There’s a maximum sound volume on Earth by Cameron Duke

Follow host Cody Gough on Giveo and at https://academicpodcasts.com. Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers.

See omnystudio.com/listener for privacy information.

Next Up

Curiosity Daily Podcast: Doctors Beat AI with Swarm Intelligence (w/ Dr. Louis Rosenberg, Unanimous AI CEO); Plus, Hurricane Prediction Technology

Learn how technology is helping us get smarter when it comes to hurricane predictions. Then, Dr. Louis Rosenberg, CEO of Unanimous AI, explains how doctors were able to outsmart cutting-edge artificial intelligence by using swarm intelligence to combine their expertise.

Curiosity Daily Podcast: Why Your Muscles Are Sore After Workouts, Daylight Saving Time Myths, and Taj Mahal History

Learn about what’s really going on when you feel sore after a workout; why we don’t know who designed the Taj Mahal; and the real reason why you have to change your clock for Daylight Saving Time.

Curiosity Daily Podcast: Best Ways to Overcome Challenges, What Your Appendix Does, and How You Use Information

Learn about why you make decisions using less information than you think; why your appendix actually serves a purpose; and the best ways to overcome a challenge, according to science.

Curiosity Daily Podcast: Bystanders Help More Often Than You Thought, Avoiding Failure, and Cause and Effect Crows

Learn about why bystanders help would-be victims more often than we thought; how you should think about past failures to avoid future failures; and how crows passed an ancient test from Aesop’s Fables.

Curiosity Daily Podcast: The Time Pi Was Almost Legally Changed to 3.2

Learn about how speed listening to podcasts (or "podfasting") affects our emotions; the health differences between white and brown rice; and the time pi was once almost legally changed to 3.2.

Curiosity Daily Podcast: You Can Control Your Dreams with Science

Learn how fathers benefit from being involved with their newborn babies, what you can do to control your dreams with science, and why the asterisk is used for corrections.

Curiosity Daily Podcast: How to Wash Your Dishes, British vs. American English, the CSI Effect, and Swedish Lemon Angels

Cody Gough and Ashley Hamer discuss the following stories to help you get smarter and learn something new in just a few minutes:

Curiosity Daily Podcast: What Science Says About Putting 2 Spaces After a Period

Learn about how clocks and lightbulbs changed human health, with author and materials scientist Ainissa Ramirez. Plus: learn about that time a bunch of birds became milk bottle thieves and whether you should put one or two spaces after a period.

Curiosity Daily Podcast: Marijuana Categories Aren’t Based in Science, Scientists Staged Bronze-Age Swordfights, and How Clean Are Your Clothes, Really?

Learn about why the marijuana classifications of indica and sativa aren’t based in science; how clean your washing machine really gets your clothes; and why researchers staged sword fights to learn about the Bronze Age.

Curiosity Daily Podcast: COVID-19 Myths and FAQs with Dr. Amesh Adalja, Epidemiologist

Epidemiologist Amesh Adalja answers frequently asked questions about COVID-19 in this special bonus episode. Dr. Adalja is a Senior Scholar at the Johns Hopkins University Center for Health Security, and will help you understand what we know and what we don’t know as of this week.