This tool provides information about solar radiation and photovoltaic system performance for large parts of the world.

ESTI is a European reference laboratory for the calibration of photovoltaic devices and for the verification of their energy generation.

How much energy can you potentially generate by installing solar panels at your home if you have them installed?

Despite being rich in renewable energy resources, why is it such a challenge for Africa to bring electricity to its citizens?

Solar scientists need a common reference to test solar panels. Solar scientists gather simultaneously every year in Sicily to calibrate the sun's strength.