The EDC (Everyday Carry) mechanical pencil is rapidly gaining popularity among engineers and professionals, establishing itself as a go-to tool where precision and reliability are paramount. With its ...

Which mechanical pencil is best? Mechanical pencils are a useful tool for any student, educator or artist, making up part of the reason why they’ve become so popular. While many of the world’s best ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Melanie Pinola Confession time: I’ve never liked mechanical pencils. The lead ...

Researchers at University of Tsukuba have demonstrated that graphitizing the fractured surface of a mechanical pencil lead enables the easy creation of axially oriented graphene edges, which serve as ...

Tsukuba, Japan—Nanocarbon materials with pointed geometries, such as graphene and carbon nanotubes, are considered promising candidates as sources for field emission electrons. However, their ...

Researchers in Japan have developed a novel means of transforming the lead tip of a mechanical pencil into a low-cost, high-performance electron beam generator. By leveraging the natural alignment of ...