Large batteries could store surplus wind and solar power and be cheap and durable at the same time. But many of these batteries age too quickly. Researchers from the Helmholtz-Zentrum Dresden-Rossendorf have now looked into a red-hot battery with X-rays and found out why. | more
About 9000 people in Saxony have applied for funding for a solar installation on the balcony, of which 8500 applications have been approved. | more
