Remember being a kid in class and feeling sore against the side of your middle finger after gripping your pencil for so long?

this mechanical pencil epitomizes the Muji ethos of simple, pure, functional products. Designed to slot easily into notebooks, with a clip and eraser tip, the 0.5mm Hexagonal Wooden Pencil is timeless ...

Researchers have revealed new insights into rhombohedral stacking in graphene, reporting on how it behaves as a semiconductor ...

University of Texas at Dallas scientists are investigating how structures made from several layers of graphene stack up in ...

Use a ruler and pen to join the dots – you now have a regular hexagon. Image caption, Use a ruler and pencil to draw two vertical lines from the end of the horizontal line. Use a pen to draw a ...