Articles by Dan Lewis

On July 18, 1976, Romanian gymnast Nadia Comăneci took to the uneven bars at the Montreal Olympics. A [...]

Exercise is good for you. That’s not a surprise to read, I hope. The benefits of cardiovascular [...]

Hi! Thirteen years ago yesterday, Now I Know was born. For the first few years of the newsletter, I’d [...]

Chester Township, New Jersey, is a municipality in the northern part of the state, home to about 7,500 [...]

Pictured above, via NPR, is a mite called Demodex folliculorum, or just “Demodex” for short for [...]

Hi! There won’t be a Now I Know in your inbox on Monday; I’m taking it off because Monday is [...]

The island of New Guinea sits just north of Australia (here’s a map). It’s divided into two [...]

Imagine you’re in your apartment on a Saturday night with not a lot to do. That sounds like a good start to [...]

In the United States and, for that matter, many other places around the world, schools are struggling to [...]

Hi!  I tried. Really. But many of you still hit a paywall last week — not mine, but the New York [...]