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, ...

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 ...

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 ...

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 ...