During the Covid-19 lockdown Sean Carroll has being doing some informal “lectures” in physics.
Sean Carroll is one of a handful of physicists that is able to explain complicated topics in an interesting and often fun way.
Well worth a visit and usually of interest to all levels of “arm-chair physicists”
Its currently on post 12, so there is some catching up to do if you are not already following this series.
He also does a weekly podcast called Mindscape which is also very interest, where he has guests from wide-ranging disciplines, not just physics