Moment of Um

A podcast by American Public Media

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190 Episodes

  1. Why is pee yellow?

    Published: 5/30/2024
  2. Why were animals bigger in the past?

    Published: 5/29/2024
  3. Why do sharks have to keep moving to stay alive?

    Published: 5/28/2024
  4. How does your skin make a rash?

    Published: 5/27/2024
  5. What’s the difference between AM and FM radio waves?

    Published: 5/24/2024
  6. Why does ice help with swelling?

    Published: 5/23/2024
  7. Why are spicy foods spicy?

    Published: 5/22/2024
  8. Why does the sun stay in one place?

    Published: 5/21/2024
  9. Do birds build a new nest every year?

    Published: 5/20/2024
  10. When were tattoos first invented?

    Published: 5/17/2024
  11. How did the days of the week get their names?

    Published: 5/16/2024
  12. When were movies first made?

    Published: 5/15/2024
  13. When were sewing machines first invented?

    Published: 5/14/2024
  14. When did people start having pets?

    Published: 5/13/2024
  15. How do drums work?

    Published: 5/10/2024
  16. Why are bees black and yellow?

    Published: 5/9/2024
  17. Why does your breath smell worse in the morning?

    Published: 5/8/2024
  18. Why does hot sauce make your nose run?

    Published: 5/7/2024
  19. Why is bird poop white?

    Published: 5/6/2024
  20. How do you become a NASA astronaut?

    Published: 5/3/2024

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Moment of Um is your daily answer to those questions that pop up out of nowhere and make you go… ummmmmmm. Brought to you by your friends at Brains On at APM Studios.