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Watch America 250: The Breakthroughs That Built American Science — Part 1
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56:22Where do we get carbon from? Where do we get helium from? Things like that. He discovered how the sun shines really. You know, the protons come together. Four protons become a helium. But how does it actually happen? How does the carbon nitrogen oxygen cycle work for bigger stars? How we get stuff in the universe? Hans Beta. >> Hans Beta. Many people want him to be number one in our Oppenheimer. Yeah. >> Ranking uh not this time. 1940 uh discovery of neptunium and plutonium.

From the episode
  1. EP 46

    America 250: The Breakthroughs That Built American Science — Part 1

    Part one of our America 250 special traces the inventions, institutions, and scientific breakthroughs — from Franklin to Sputnik — that helped build the United States into a global scientific power.

    America 250: The Breakthroughs That Built American Science — Part 1

America 250History of Science