Light is the elixir of life, inspiration for artists and an indispensable tool in science and technology. Reason enough for UNESCO to proclaim 2015 as the International Year of Light. And a good opportunity to dedicate the focus of our magazine to this topic: discover how Max Planck scientists work with optical tweezers, film the movements of electrons, or analyse the painting by Caravaggio.
Our bodies, our behaviour, but also our brains are anything other than symmetrical. And that seems to be an important factor in the seamless functioning of our thought, speech and motor faculties.