A team of researchers at the Max Planck Institute for Medical Research made a striking discovery—a protein with contradictory properties: a strongly negative charge, yet a very high propensity for ...

The device you’re watching this video on is best understood by thinking about positive and negative charges moving around a circuit of diodes and transistors. But the only elementary particle actually ...

An atom is electrically neutral which means that there are identical numbers of protons and electrons. Positive charge of protons is composed of negative charge of electrons. It has no electrical ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

A GIF showing ion movement in an organic electrolyte in both a disordered fluid state and a self-assembled crystalline state. Green dots representing negative ions move erratically between long, ...