Academic Earth has grown to attract 400,000 unique visitors per month, primarily through word of mouth.

Gates is a big fan of Academic Earth, and even mentioned the startup in his newsletter from the Bill And Melinda Gates Foundation, in 2010 as an idea that could help revolutionize online education.

Ampush Media also works in the online education space, developing a technology platform that helps students identify higher education options that fit their interests. The company says it plans to invest heavily in building out social and interactive user features to Academic Earth and adding new lecture material to the site.

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OverviewAcademic Earth is a company founded with the goal of using the internet to extend high-quality educational opportunities to people around the globe. Called the Hulu for Education by TechCrunch,guide shaft passes through the elliptic bearing. The bearings and the first and second guide shafts constitute a guide means of the optical head.
The movement of the optical head is controlled by a linear motor which has a bobbin as a moving portion of the linear motor. A driving coil is wound around the bobbin. The bobbin is positioned symmetrically with respect to the center of gravity of the optical head with the first guide shaft as an axis of symmetry, and the bobbin is connected to the optical head via a proper member to control the movement of the optical head.
As described in the above, in the optical head driving apparatus according to the prior art, the bobbin of the linear motor is positioned symmetrically with respect