Eighty-seven years later, our hero is still fighting injustice. Superman's stylized red emblem has changed in design and meaning over the years. Here's a look at Superman's "S" and how it has changed ...

Form & Number: A History of Mathematical Beauty (Ebook, large format) by Alan J. Cain Publication date 2024 Usage Attribution-NonCommercial-NoDerivs 4.0 International Topics mathematical beauty, ...