1.Cpepweb.org
Contemporary Physics Education Project – Bringing the latest in physics to the public
IP address 216.92.239.21 is registered for United States. The server carries IP 216.92.239.21 located at latitude 40.4249 and longitude -79.981, time zone is GMT -5. Server location in Pennsylvania, Pittsburgh, United States, zipcode 15203.
Contemporary Physics Education Project – Bringing the latest in physics to the public