republished

  • Why Screws Tighten Clockwise

    Why Screws Tighten Clockwise

    One of the six simple machines, a screw is nothing more than an inclined plane wrapped around a center pole. While today screws come in standard sizes, and typically are tightened by turning clockwise (and loosened by turning counterclockwise), this is a recent invention. A great example of how things that seem simple can be…


  • iPhone 6 And 6 Plus Have The Best LCD Screens You Can Buy

    iPhone 6 And 6 Plus Have The Best LCD Screens You Can Buy

    A key element for a great smartphone has always been a truly innovative and top-performing display, and the best leading edge smartphones have always flaunted their beautiful high tech displays. Apple iPhones (and iPads) were up until recently at the leading edge of mobile displays: they were early adopters of high performance IPS LCDs, the…