This site from NYU Stern explains the effects exports have on the economy as well as defining net exports. The article is medium to brief in length but worth checking out on the subject.

This article by Herbert Steinhouse, published in Saturday Night, April 1994, is not only the earliest account we have of Oskar Schindler, but also the only one that contains direct contemporary interviews.

Introduction to the quantum mechanical model of the atom: Thinking about electrons as probabilistic matter waves using the de Broglie wavelength, the Schrodinger equation, and the Heisenberg uncertainty principle. Electron spin and the...

Information on the emotion of disgust. Also contains information on the Disgust Scale and has links to more in-depth articles about disgust.