This year’s Science and Technology Week, organized for the public by the Academy of Sciences of the Czech Republic, took place November 1–15 in Prague, Brno, České Budějovice, Olomouc, Ostrava and other places. Science and Technology Week is one of the largest science communication efforts in the Czech Republic, presenting the latest scientific achievements and results of current research to an increasing number of Czech citizens. Scientists from research workplaces of the ASCR presented a cross section of lectures, presentations, panel discussions, seminars, excursions, exhibitions and discussion evenings. This gave attendees insights into their research projects, scientific apparatuses and an outline on the latest trends in the areas of science in the Czech Republic and the world. The festival has a main theme each year. This year theme was the Science Energy.