Also, George Gamow's work is exemplary in making complex ideas understandable.

See, for example:

>One, Two, Three... Infinity: Facts and Speculations of Science (1947)

https://www.amazon.com/One-Two-Three-Infinity-Speculations/d...

PDF: https://archive.org/details/OneTwoThreeInfinity_158

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>Thirty Years that Shook Physics: The Story of Quantum Theory (1966)

https://www.amazon.com/Thirty-Years-that-Shook-Physics/dp/04...

PDF: https://archive.org/details/ThirtyYearsThatShookPhysics-TheB...