Throughout history we have seen small concepts turn big and revolutionize the world. (elearningindustry.com)
Some cool small concepts were developed... yet again... but as you might expect by now, it was too late. (shortpause.com)
(An even smaller concept for the fridge condenses the engine and the coil into a single particle with three energy levels, known as a qutrit.) (scientificamerican.com)