Hasbro always puts on a good show at San Diego Comic-Con, revealing a wealth of new figures covering franchises like Star Wars and Marvel. This year is no exception. Check out the slideshow gallery ...

Hasbro has revealed the latest addition to the Transformers Generations action figure line, and it's an unusual one. IGN can exclusively debut the first images and details for the Target Optimus Prime ...

step-down transformers decrease the voltage. The transformer in the diagram above is a step-down transformer – there are fewer turns on the secondary coil than on the primary coil. Type of transformer ...