Physicians and repair engineers often use small light pens for visual examination Spurposes. Rugged and expensive as these pens may be, their weak point is the bulb, which is a ‘serviceable’ part. In ...

(Nanowerk Spotlight) The past two decades have witnessed the evolution of advanced physical probe-based nanolithography techniques for molecular printing. Dip-Pen Nanolithography (DPN) for instance is ...

For anyone who loves writing by hand, there’s nothing like a good pen to give their penmanship a little boost. Though cursive handwriting is no longer a required part of current curriculums, and the ...

Here’s the latest project from [Niklas Roy’s] workshop. Lumenoise is an audio synthesizer controlled by drawing with a light-sensitive pen on a CRT television. The pen is a self-contained module which ...