history

Today is John Harrison’s 352nd birthday, and Google has a doodle to celebrate. Harrison was rescued from historical obscurity by Dava Sobel’s excellent book Longitude, which documented Harrison’s struggle to first build and then demonstrate the superiority of his clocks to the mathematical and astronomical solutions heralded by leading scientists of the day. Their methods…

Read More John Harrison’s Struggle Continues

In September, Steve Bellovin and I asked “Why Don’t We Have an Incident Repository?.” I’m continuing to do research on the topic, and I’m interested in putting together a list of such things. I’d like to ask you for two favors. First, if you remember such things, can you tell me about it? I recall…

Read More Calls for an NTSB?

Hossein Derakhshan was recently released from jail in Iran. He’s written a long and thoughtful article “The Web We Have to Save.” It’s worth reading in full, but here’s an excerpt: Some of it is visual. Yes, it is true that all my posts on Twitter and Facebook look something similar to a personal blog:…

Read More The Web We Have to Save