http://www.scientificamerican.com/video/how-we-retrieve-memoriesbrain-basics-no-1/

http://www.scientificamerican.com/video/surgery-for-heart-failure-gets-less-invasive/

http://www.scientificamerican.com/video/why-are-chimps-stronger-than-humans2013-01-11/

http://www.scientificamerican.com/video/fearsome-cambrian-predators-became-gentle-giants/

http://blogs.scientificamerican.com/cross-check/2013/01/30/is-scientific-materialism-almost-certainly-false/