There are a vast assortment of 'Scientific' TED Talks, and I'm not exactly sure how to break them down into more specific catigories? Perhaps as all of you add to this list we can later sub-divide our selections...
In the meanwhile, my daughter turned me on to this Terrific Talk:
Bonnie Bassler on How Bacteria "Talk"
Pay close attention because Bonnie is a 'speed-talker' as she tries to cover…