Postage stamps are not just tokens we use to send letters – they also form part of our social history. Ian Briggs looks at how developments in nuclear physics have been depicted in postage stamps.

中文翻译：

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核物理——印章

邮票不仅仅是我们用来寄信的代币，它们也是我们社会历史的一部分。伊恩·布里格斯 (Ian Briggs) 着眼于邮票中如何描绘核物理学的发展。