HS-PS3-2
Develop and use models to illustrate that energy at the macroscopic scale can be accounted for as either motions of particles or energy stored in fields.
- Chemistry
Explainer: What are acids and bases?
These chemistry terms tell us if a molecule is more likely to give up a proton or pick up a new one.
- Physics
Famous physics cat now alive, dead and in two boxes at once
Splitting Erwin Schrödinger’s famous — and fictitious — cat between two boxes brings scientists one step closer to building quantum computers from microwaves.
- Physics
Scientists ‘see’ thunder for first time
Scientists have captured the first image of thunder. The map shows the relative strengths of the sound waves emanating from the loud clap.
- Tech
Digital lighting goes organic
An environmentally friendly lighting technology promises not only to save energy but also to transform our indoor environment.
- Physics
Student radiation experiment goes to space
The Exploration Design Challenge asked students to design shields that would protect astronauts from radiation. Teachers can still involve classes in the challenge.
- Physics
Baseball: From pitch to hits
Radar or cameras track the path of virtually every baseball in major league stadiums.
