U.S. president faces outrage from Arab countries and key European capitals over his “dangerous” proposal that Palestinians ...

Sweden’s worst mass shooting has left at least 11 people dead, including the gunman, at an adult education center as ...

Here are a few lessons the hedgehog might teach us today: • Instead of drilling and polluting our planet like foxes on the ...

This careful optimization has not only pushed the boundaries of current technology but also underscored the potential of CIGS-based tandem solar cells to make significant progress ...

The latest CIGS-perovskite tandem solar cell from HZB and Humboldt University sets a world record with 24.6 % efficiency, ...