Handedness

I’m left-handed. The only one in either my immediate family for at least three generations. My daughter asked me tonight at dinner why I was left-handed. What peculiar outcome of nature or nurture caused it? I think the answer is complicated, and I can’t speak to the genetics. What I […]

Nobody Knows

Nobody knows how Greek Fire was made. Nobody quite knows the recipe for Roman concrete, or the process for Damascus steel; nobody knows the smell of silphium. There are countless examples of past knowledge lost to time. It might be reassuring to think that knowledge builds on knowledge – that […]