IIT Bombay to IIT Madras: Free courses for students & professionals that don’t require JEE scores

From Arduino, Python, to Thermodynamics and C and C++, we have combined some free courses from IIT Bombay, Kanpur, Guwahati, ...
AZoOptics

Diffraction and Dispersion: How Light is Separated into Spectra

Understanding diffraction and dispersion is key to optical science, influencing technologies like spectroscopy, fiber optics, ...