Which invisible ink pens are best? Spies and conspirators have used invisible inks for millennia to send messages. In the modern age, invisible ink pens are an excellent way for grown-ups to ...

“Why you can trust Digital Trends – We have a 20-year history of testing, reviewing, and rating products, services and apps to help you make a sound buying decision. Find out more about how we test ...

A Quora user, Kshitij Raj, questioned why these officials use green ink pens for their official work. Many users offered ...

The ballpoint pen was invented 128 years ago. Since then, things have stalled a little bit. I guess it’s hard to innovate on something so fundamentally simple like a writing implement. But then again, ...

A couple of years ago, a group of entrepreneurs successfully Kickstarted a little something known as the Chameleon Pen. In a nutshell, it's an art pen that changes color tone as you draw – for example ...

The Onyx BOOX Note Air5 C is a new E Ink tablet that’s almost identical to the BOOX Note Air4 C that launched a year ago. But ...

You want a pen that is comfortable to hold and writes smoothly, but not all pens are cut out for all types of paper. The best pens for Moleskines, for example, should meet certain criteria that differ ...

Dive into the mesmerizing world of modern calligraphy, where ink, pen nibs, and wax seals come together to create stunning ...

Sure, we all know alcohol has fueled plenty a writing session. William Faulkner — who once said, "civilization begins with distillation" — was known to have kept a bottle by his side while he typed ...

While the concept of applying ink to paper with a stylus can be traced back to ancient Egypt and China, the modern self-contained ink pen is a relatively new invention. Split quills gave way to metal ...