Mária Telkes was a Hungarian-American scientist and inventor.
Mária Telkes was a Hungarian-American scientist and inventor who made significant contributions to the field of solar energy. She is best known for her work on the development of the first solar-powered heating system for homes, which used a system of mirrors to concentrate the sun's rays and generate heat. Telkes was a pioneer in the field of renewable energy and her work laid the foundation for many of the solar energy technologies in use today.