Early experiments by Greeks, Romans, and Egyptians showcased the initial use of solar energy. Solar energy has seen significant advancements in efficiency and cost reduction, making it more accessible globally. At the time, Becquerel was experimenting in his father's lab when he observed the photovoltaic effect, a process that generates electricity when exposed to sunlight. His process involved placing. . As early as 212 BC, the Greek scientist, Archimedes, used the reflective properties of bronze shields to focus sunlight and to set fire to wooden ships from the Roman Empire which were besieging Syracuse. The journey from laboratory curiosity to your neighbor's roof involved dozens of innovators. . Long before the first Earth Day was celebrated on April 22, 1970, generating awareness about the environment and support for environmental protection, scientists were making the first discoveries in solar energy.
[PDF Version]
