This is a picture of Prof. Lewin, taken by Prof. Lewin. It was the "Astronomy Picture of the Day
" (APOD) on September 13, 2004. It was also presented to his 8.03 students as a challenge to obtain extra course credit if they were able to explain this phenomenon. On December 7, Prof. Lewin revealed the physics (and demonstrated it) in his lecture #22
. The solution
In addition to the traditional topics of mechanical vibrations and waves, coupled oscillators, and electro-magnetic radiation, students will also learn about musical instruments, red sunsets, glories, coronae, rainbows, haloes, X-ray binaries, neutron stars, black holes and big-bang cosmology.
OpenCourseWare presents another version of 8.03 that features a full set of lecture notes and take-home experiments.
OpenCourseWare also presents Professor Lewin's freshman physics course series 8.01 – Newtonian Mechanics - with a complete set of 35 video lectures from the Fall of 1999 and 8.02 - Electricity and Magnetism - with a complete set of 36 video lectures from the Spring of 2002.
*Some translations represent previous versions of courses.