[Tomas] wanted to try building something mechanical with electronic control, and ended up with this sorter that organizes beads into one of two containers based on color. He built most of the ...

You may remember Perler beads from first or second grade; these small plastic beads are placed into a peg board and then ironed to produce a solid multicolored piece of plastic. Recently, Perler beads ...

Research into color-changing nanoparticles could pave the way for a new kind of display technology. A breakthrough promises tiny molecules that can change color in response to an external magnetic ...