Jaksta Media Recorder is well known as an all in one Sciencechannel Downloader, Sciencechannel Recorder and Sciencechannel Capture Tool and allows the downloading, recording and capturing of Video, Music and Radio.
Its easy to use Jaksta Media Recorder to record from Sciencechannel. Simply play Sciencechannel in your browser, and a copy of the Sciencechannel video is downloaded to your PC. You can also just drag and drop (or cut and paste) webpage urls containing videos directly from your browser and Jaksta Media Recorder will extact the video. Its as simple as that!
More detailed steps are available in the How to Download from Sciencechannel Guide