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America’s National Parks Podcast

Secret Cities

America’s National Parks Podcast

RV Miles Network

Science, Nature, Places & Travel, Society & Culture:places & Travel, Society & Culture, History

4.9870 Ratings

🗓️ 9 August 2023

⏱️ 11 minutes

🧾️ Download transcript

Summary

As the world experiences Christopher Nolan’s new film, Oppenheimer, the world is taking a new look at the development of this great and terrible weapon under the organization of the Manhattan Project. In this episode, we’re taking a look at the three main sites that would be chosen for the Manhattan Project to develop a bomb that would undoubtedly change the world. America's Secret Cities.  Visit https://www.nps.gov/mapr/index.htm to learn more about the NPS site covered in this week's episode. Support this podcast: For only $3 a month, you can support this podcast and our team of writers. https://www.patreon.com/NationalParksPodcast

Transcript

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0:00.0

This summer, L.L. Bean wants to help you feel great out there with

0:05.0

dear tips and advice for heading outdoors and exploring all the

0:08.6

possibilities of the season. Here's a game-changing tip for the beach. Bring a fitted sheet. As nice as a nap in the sun is, the

0:17.2

sheet isn't for making up the bed. It's a smart way to keep sand off your beach towels,

0:22.4

since the corners of a fitted sheet naturally lit. way to keep sand off your beach towels.

0:22.6

Since the corners of a fitted sheet naturally lift,

0:25.6

all you need to do is add weighted objects to each corner

0:28.8

and you'll have a nifty pocket of space

0:30.7

you can hang out in, sand free.

0:33.0

For more fun ideas, easy how-toes, and inspiring stories,

0:37.0

visit L.L. Bean.com.

0:40.0

Guide.

0:41.0

On December 21st, 1938, German scientists Otto Han and Fritz Strassman became the first

0:51.0

people to successfully split or fission a uranium atom.

0:56.0

This groundbreaking experiment sent shock waves throughout the scientific community.

1:02.0

It quickly led to concerns among the US and European allies

1:06.0

that Nazi Germany might be on the verge of creating atomic weaponry.

1:11.0

In response to this looming threat, Albert Einstein, prompted by colleagues, sent a cautionary

1:17.6

letter to President Franklin Roosevelt on August 2nd, 1939, suggesting that the Nazis could be in the process of creating a formidable new weapon, unlike any other.

1:30.0

Roosevelt quickly set up the advisory committee on Uranium, and then in 1941,

1:37.1

several British scientists persuaded Roosevelt to embark on an atomic weapons

1:41.8

program in the US, hoping to beat Nazi Germany

...

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