Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

PORTLAND, Ore. — Sometimes it's the littlest of things that can make the biggest difference. When the Phillips screw was invented more than 90 years ago, it quickly made a splash in the automotive ...

While there may be no practical way to qualify such a claim, one could likely still argue that the Phillips head screwdriver ranks among the most frequently used hand tools in modern history. And if ...

If you’ve ever undertaken any sort of home repair project, it’s all but assured you have either used or heard the following phrase: “Hand me the Phillips head screwdriver.” This distinction is key, as ...

If you've ever mistakenly grabbed the Phillips head screwdriver when you needed a flat head, you've probably asked yourself why there are different types of screws. Let's start at the beginning. The ...

JIS screws: Myth or Miracle? That is often the question when it comes to discussing JIS or Japanese Industrial Standard screwdrivers. I’ve been told there is no difference between a standard Phillips ...

There are all sorts of tricks you can use when doing wood joinery, but screws are easily the most common. Here's some great ...