It is safe to assume that you have by know heard how the intelligence agencies tap into the global internet backbone to collect our data. With the VirtIX project we try to offer a choice for Internet Service Providers to encrypt at least some traffic between each other, making it harder for the NSA, GHCQ, and everybody else sitting in between to sniff and modify passing traffic.
Of course this is not as easy as it sounds and there are quite a few details involved. To the right is a (very) short summary for the impatient.
More details are available here