This comes to us via a tip from TwitÂter. The Khan AcadÂeÂmy has now postÂed on YouTube over 800 videos (find a comÂplete list here) that will teach stuÂdents the ins-and-outs of algeÂbra, geomÂeÂtry, trigonomÂeÂtry, calÂcuÂlus, staÂtisÂtics, finance, physics, ecoÂnomÂics and more. The clips have been recordÂed by Salman Khan, a HarÂvard BusiÂness School and MIT grad. And to give you a feel for them, we’ve postÂed above the first in a long sequence of lecÂtures on difÂferÂenÂtial equaÂtions. (The remainÂing lecÂtures can be found here.) This YouTube chanÂnel, which now appears on our list, IntelÂliÂgent YouTube Video ColÂlecÂtions, is one of sevÂerÂal video sites that proÂvide free online tutorÂing via video. As menÂtioned in the past, you can find online good video colÂlecÂtions dedÂiÂcatÂed to chemÂistry and calÂcuÂlus.
Thanks to Duke UniÂverÂsiÂty, you can now access a digÂiÂtal archive of vinÂtage teleÂviÂsion comÂmerÂcials datÂing from the 1950s to the 1980s. EvenÂtuÂalÂly, this colÂlecÂtion will feaÂture close to 12,000 digÂiÂtized comÂmerÂcials, and it will let you see how AmerÂiÂca’s traÂdiÂtionÂal brands (IBM, Maxwell House, AmerÂiÂcan Express, Avis, etc) evolved through the mediÂum of mainÂstream comÂmerÂcial teleÂviÂsion. You can learn more about this colÂlecÂtion called Adviews with this
On SepÂtemÂber 9th, EMI released a remasÂtered verÂsion of the entire BeaÂtÂles catÂaÂlogue — the first remix since 1987. And now the BeaÂtÂles are once again back on top of the charts. If you’re wonÂderÂing whether to buy the remasÂtered verÂsions at all, or whether to buy the