I made this discovery on Larry Ferlazzo's Website of the Day which I follow regularly. Larry has more suggestions for ESOL and TED Talks on his The Best Teacher Resources for "TED Talks" (and Similar Presentations) page.
While I'm at it, here are a few more ESOL blogs I enjoy following: English Raven by Jason Renshaw and Nik Peachey's blog. I am pleased that Nik recently began posting again. The networks page shows other sites and blogs of interest that I will continue to add to over time.
TED Talks: Worth the Time