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[The Science of Light: Fluorescent Cats and Optical Wonders]-[Two Whats?! And A Wow! - Lighten Up!]

Wow in the World · B1 · 2020-10-30

Preschool Enlightenment
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📋 Summary

Exploring the Science of Light: From Glowing Cats to Optical Properties

In this episode of Wow in the World, hosts Mindy and Guy Raz dive into the fascinating world of light, blending scientific facts with their signature humor. The show features their classic game segment, "Two Whats and a Wow," which challenges listeners to distinguish scientific truths from playful fabrications.

The Winning "Wow": Fluorescent Cats

The central scientific revelation of the episode is that "fluorescent cats exist." Mindy explains that researchers at the Mayo Clinic successfully created a "fluorescent feline" by modifying its genome. By inserting a specific "glowing molecule" derived from jellyfish—which naturally glow green in the ocean—scientists were able to make the cats exhibit a green glow under blue light. This modification affects their "coats, claws, whiskers, noses, and tongues," providing a literal interpretation of the phrase "you're glowing."

Debunking Light Myths

The episode also clarifies common misconceptions regarding light sources:

  • Glow Sticks: While one might hope to cook with them, Mindy clarifies that you cannot "roast a marshmallow using 100 glow sticks." She highlights a unique property of these items: they are the only man-made light sources that produce illumination "without noticeable heat."
  • Historical Light Bulbs: Addressing the myth that the very first light bulbs still function, the hosts note that while original 1800s bulbs are no longer operational, there is a notable exception from the 1930s. A neon light, switched on during the Great Depression, famously burned for 77 years, incurring a substantial "$17,000" electric bill.

Practical Science: Operation Glow

To encourage hands-on learning, the hosts introduce "Operation Glow," a challenge for listeners to explore the properties of light in their own homes. The segment focuses on three distinct categories of material interaction with light:

  1. Opaque: Materials that do not let any light through.
  2. Transparent: Objects that allow all light to pass through.
  3. Translucent: Materials that allow some light to pass through.

Listeners are encouraged to grab a flashlight and experiment with various household items—such as blankets, books, and windows—to observe how different materials interact with light, turning their homes into miniature laboratories.

Community and Future Events

Beyond the science, the episode serves as a hub for the "World Organization of Wowzers." Mindy shares exciting updates, including the upcoming 250th episode, which will be a musical, and an exclusive "members-only listening party" scheduled for November 22nd. The hosts also emphasize the release of new "Wow in the World toys," such as telescope and astronomy kits, designed to help children discover the wonders of science through play.

By blending these curiosities—from gene-edited glowing cats to the physics of light transmission—Wow in the World continues to foster a sense of wonder, encouraging young "Wowzers" to keep exploring the scientific phenomena that shape their everyday lives.

🎯Key Sentences

1
I gotta let you know
2
this one is going to be music to your ears.
3
That's a thing?
4
I gotta buckle down.
5
enough keeping you in the dark.
Expand All

📝Key Phrases

1
music to your ears
2
get on with
3
lose count of
4
pitch black
5
buckle down
Expand All

📖 Transcript

Grownups, Wondery Plus subscribers can listen to Wow in the World early and ad-free right now.
Join Wondery Plus in the Wondery app or Wondery Kids Plus on Apple Podcasts.
Hey, Wowzer fans, Mindy here.
And before we start the show, I gotta let you know that this November, with a special new episode featuring our friends at Circle Round and Terrestrials on Radiolab for Kids,
And don't miss when Elmo from Sesame Street stops by Wow in the World to make us all belly laugh on November 24th.
Oh, but that's not all, Reg.

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