Reach out: how much heat is generating the device on which you are reading this news? Is there a way to not “waste it” and maybe use it for other purposes? According to Sergey Komardenkov and Vihanga Gore, two design students, yes. The two creative thought to a thermoelectric cabinet, called Heat Harvest, which can absorb the heat dissipated, for example, from a cup of coffee resting on the table and re-use it for charging smartphones or other devices resting on the tabletop. The idea is now being considered by the study center Ikea, which will work to make the vision reality. Meanwhile be patient … and don’t change the kitchen table!