Category Archives: History

The Decision to Drop the Bomb

Prev

Another post from the History Book Club.

(Why ‘atomic bomb’ rather than ‘nuclear bomb’? See this post.)

Continue reading

Leave a comment

Filed under History Book Club, Physics, Reviews

The Making of the Atomic Bomb

Next

For a few years, I belonged to a history book club. Unlike many book clubs, we didn’t all read the same book. Instead, we’d pick a topic for the next meeting, at which the participants would each give short presentations on books of their choosing.

Recently I ran across my write-ups. As the internet has yet to run out of space, I thought I’d post them. I begin with two on the atomic bomb.

(Why ‘atomic bomb’, rather than ‘nuclear bomb’? See this post.)

Continue reading

Leave a comment

Filed under History Book Club, Physics, Reviews

Weierstrass’s Smackdown of Dirichlet’s Principle

In 1856 Dirichlet made the following claim in a lecture:

Continue reading

Leave a comment

Filed under Analysis, History

The Monoenergetic Heresy (Part 1)

The Emperor Heraclius.
Classical Numismatic Group, Inc. Wikimedia Commons

And now for something completely different.

Continue reading

Leave a comment

Filed under Bagatelles, History

Year Zero

Awhile back, the BBC website History Extra had a post that included this tidbit:

AD 0… the date that never was

The AD years of the Christian calendar are counted from the year of Jesus Christ’s birth, and, as the number zero was then unknown to the west, Dionysius began his new Christian era as AD 1, not AD 0. …

This evoked the ire of the noted historian Thony Christie. In a post Something is Wrong on the Internet, he explained:

Continue reading

4 Comments

Filed under Bagatelles, History

Why “atomic bomb” instead of “nuclear”?

Why do we (mostly) say atomic bomb instead of nuclear bomb, which is technically more correct? This was asked on the History of Science and Math stackexchange. Here’s my answer.

Continue reading

Leave a comment

Filed under History, Physics