We try to put ourselves in the shoes of a grid planner with the goal of integrating intermittent sources of electricity into the existing German (and Spanish) electrical grid. We then use quantitative analysis to ask whether grid problems, such as those experienced in the Energiewende, could ...
Using new dating techniques researchers claimed that simple paintings in three Spanish caves were much older than previously thought, namely over 60,000 years ago. And since Homo sapiens only settled much later in the Iberian peninsula they must be the work of Neanderthals.1 Although met with ...