If you ever asked me to define what a pencil is, I might say “Well, it’s a writing or drawing tool with a stick of graphite ...

Interwoven supramolecular structures are often held up as examples of beauty in chemistry, but these assemblies can be fragile depending on the environments they are exposed to. Post-assembly covalent ...

This video showcases the creation of a realistic A3 (29.7 x 42cm) graphite pencil illustration. Watch the process from start to finish, and see how each layer brings the artwork to life with fine ...

Graphene has long been hailed as a "wonder material." It is incredibly strong, highly conductive and almost impossibly ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over ...

Bell, J. C., Bridge, H., Cottrell, A. H., Greenough, G. B., Reynolds, W. N., and Simmons, J. W. H., Phil. Trans. Roy. Soc., 254, 361 (1962).