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Albert Einstein's restless intelligence drove him to ponder the biggest topics in the universe: light, time, mass, energy, and more. His conclusions changed the way people thought about the laws of physics.
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Charles Darwin's scientific work transformed the way people think about life on Earth. He took every opportunity to study the natural world. And he helped shape a new understanding of how life forms change over time.
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Isaac Newton's youth was marked by constant curiosity. Throughout his life of research and experiments, he turned this curiosity into major insights about the workings of Earth and the universe, developing three laws to explain the motions of objects.
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At the start of the twentieth century, Marie Curie, a Polish physicist and chemist, stunned the scientific world. Her research led to the discovery of two elements--polonium and radium--which held the most unusual property: radioactivity.
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