http://motls.blogspot.com/2007/09/edward-witten-wise-video.html http://motls.blogspot.com/2007/09/edward-witten-wise-video.html
CAPM was a nice sophisticated marketing tool for investment firms. It distracts investors from the total risk and focuses only on risk relative to the market. I think the risk that investors are truly concern about is losing their initial capital, and so far there isn't a nice simple formula for it yet. Hopefully someone could come up with one.
http://hubblesite.org/ No relation to the link but if you liked the Planet Earth series on HIstory Channel theres a new one coming called LIfe. Sure to be some overlap but the first one is worth watching again and again.
I review new articles on the following sites a few times a week: ScienceDaily.com LiveScience.com PopSci.com
This, to me, is nothing short of mind blowing when you think about the applications going forward: http://www.wired.com/magazine/2010/02/ff_algorithm It was always Hollywood magic that you could re-create a precise image out of an indistinguishable photograph. Not anymore apparently.