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 ...

Superionic water—the hot, black and strangely conductive form of ice that exists in the center of distant planets—was ...

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).