You're listening to an Airwave Media podcast.

I'm Matt Kaplan, the host of Safeguarding Sound Science, Evolution Edition.

Evolution is the unifying principle of biology, yet it still breeds controversy a century

and a half after Charles Darwin.

Join us as we meet the passionate researchers and communicators who are expanding our knowledge

and fighting to keep good science in our schools and politics. Subscribe to Safeguarding Sound

Science on Apple, Spotify, Amazon, or wherever you like to listen.

Hello, this is Matt from the Explorers podcast.

I want to invite you to join me on the voyages and journeys of the most famous explorers

in the history of the world.

These are the thrilling and captivating stories of Vigelin, Shackleton, Lewis, and Clark,

and so many other famous and not so famous

adventures from throughout history. Go to Explorespodcast.com or just look us up on your podcast app.

That's the Explorers Podcast.

It's taken a lot longer to put this episode together than I anticipated. So let's take a minute to

get on sides.

Around the beginning of the year, I began soliciting stories from you, and everyone else who

listens to this show, to be part of a special 200th episode. And you more than delivered.

I bet you didn't know that if you took all of the H2O molecules in a liter of water and

lay them out in the line end to end, they would measure a distance of almost exactly one

light here.

Apparently, Nikola Tesla didn't believe in electrons.

...