In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Abstract: This paper presents a two-axis sun tracking mechanism that harnesses solar energy to provide renewable and environmentally friendly energy. A dual-axis solar tracker produces power ...

Space.com reports that an annular solar eclipse will occur on Feb. 17, when the moon moves between Earth and the sun and leaves a bright outer ring visible from parts of Antarctica. The series of ...

Abstract: Solar energy represents a significant renewable resource with the potential to substantially reduce carbon emissions and support sustainable development. However, the efficiency of solar ...