We made sand think: this phrase is used from time to time to evoke the particular technological wonders of our age, especially since artificial intelligence seems to be back on the slate of possibilities. While there would be no Silicon Valley without silica sand, semiconductors are hardly the first marvel humanity has forged out of […]

Charlie Chaplin started appearing in his first films in 1914—40 films, to be precise—and, by 1915, the United States had a major case of “Chaplinitis.” Chaplin mustaches were suddenly popping up everywhere–as were Chaplin imitators and Chaplin look-alike contests. A young Bob Hope apparently won one such contest in Cleveland. Chaplin Fever continued burning hot through 1921, the year […]

We can all remember seeing images of medieval Europeans wearing pointy shoes, but most of us have paid scant attention to the shoes themselves. That may be for the best, since the more we dwell on one fact of life in the Middle Ages or another, the more we imagine how uncomfortable or even painful […]

Image by Kenneth Zirkel, via Wikimedia Commons There have been many theories of how human history works. Some, like German thinker G.W.F. Hegel, have thought of progress as inevitable. Others have embraced a more static view, full of “Great Men” and an immutable natural order. Then we have the counter-Enlightenment thinker Giambattista Vico. The 18th century Neapolitan […]

One would count neither Elon Musk nor Neil deGrasse Tyson among the most reserved public figures of the twenty-first century. Given the efforts Musk has been making to push into the business of outer space, which has long been Tyson’s intellectual domain, it’s only natural that the two would come into conflict. Not long ago, […]