Near the bottom, there’s a tiny hole—so small you might never notice it unless you’re really looking. It might seem like a design flaw or a random detail, but it’s actually an intentional and ...

If you've ever had a window seat on a plane, you might have noticed a tiny hole at the bottom of each windowpane. But what's ...

Their modest aircraft, a wooden biplane made of spruce and ash covered by cotton muslin, was open to the outside air. Fortunately, their history-making flight in 1903 lasted just 12 seconds and ...

The physics behind it are an interesting question, he says. “The circular pattern must be a function of window surface temperature, humidity of the cabin air and flow rate through the bleed hole.” ...

In the age of travel content and in-flight snapshots, airplane windows have become part of the flying experience. But if you’ve ever noticed a tiny hole at the bottom of that window, you might ...