It marks the origin of the pen knife. Before 1850, the process for vulcanization of rubber had not been discovered, and the only way to correct a writing mistake was to scratch the ink off the ...

The ForeverPen™ is a teeny, tiny multitool. It's a pen that'll never run dry and a box opener made of super tough titanium, ...

Express yourself effortlessly with Pilot's line of innovative writing tools, including gel ink, erasable, rolling ball, ballpoint and fountain pens, & dry erase markers & more ...

Explore the detailed process of manufacturing whiteboard marker pens in a Korean ink pen factory. From assembling the casing to filling each pen with high-quality ink, every step ensures smooth ...

Ballpoint pens distribute fast-drying ink without the ink drying in the pen itself. It uses a thick, oil-based ink that is dispersed by a small ball in a socket at the head of the pen. The ...

While other pens dry up, explode in your pocket, or mysteriously disappear into a parallel dimension, the ForeverPen keeps writing—no ink, no refills, no nonsense. Lost in the rain? Still writes.

There is no such thing as “black light wavelength”—so why do black T-shirts, black crayons, and black marking pens look black? Investigate a variety of black ink markers, and find out why they look ...

Most of the black ink we use in pens and printer cartridges comes from burning fossil fuels. To reduce that, and cut existing pollution, Sharma and his team came up with a technology called ...