TEDTalks
TED is a nonprofit devoted to Ideas Worth Spreading. On this channel, you'll find TEDTalks video to inspire, intrigue and stir the imagination from some of the world's leading thinkers and doers, speaking from the stage at TED conferences, TEDx events and partner events around the world.

CNET
All the tech shows, gadget reviews, and event coverage you live for. CNET stars, including Brian Cooley, Molly Wood, Brian Tong and Sharon Vaknin, reveal tech secrets you've never dreamed of, and CNET's many experts serve up everything you need to get the most out of tech.

Revision3
Revision3 creates entertaining and informative programs about technology, movies, music, news, culture and video games. Our daily shows cover everything from the latest games and gadgets to the funniest YouTube videos and the top stories on Digg.

TWiT
TWiT Channel allows you to watch & listen to the entire TWiT.tv Network. The TWiT network is one of the most renown tech news networks with popular shows, such as This WEEK in TECH, MacBreak Weekly, Security Now & More (powered by ShiftKeySoftware)

NASA TV
Live, real-time coverage of activities and missions.

MIT OpenCourseware Unofficial
MIT OpenCourseware Lectures

Spacevidcast
Spacevidcast is a new media site with daily on-demand episodes, weekly live shows and live HD coverage of major space events; we are looking to educate the planet on the values of space flight, and truly make space commonplace for everyone on the planet.

butterscotch
Butterscotch.com helps busy on-the-go people understand and live the mobile lifestyle, by providing a massive library of free, easy-to-understand video tutorials and shows, as well as answers to questions and tons of useful tips and tricks.

Amateurlogic.TV
A US/Australian coproduced video podcast with a wide variety of technological interests including amateur radio, photography, computers, raspberry pi, science, space, kit building, wifi, electronics, emails, antennas, hacking and much more

TVNweather On Demand
Featuring the hit storm chasing series Tornado Chasers starring Reed Timmer.

StuffWeLike
Video games, movies, television, tech...there's a lot to like. Join host David Rodriguez every day as he obsesses over the latest and greatest in gadgets and entertainment. For more geekery, visit StuffWeLike.com on the web.

NASA Edge
Whether it's the latest launch or the coolest gadgets, NASA EDGE hosts provide an offbeat, funny and informative look behind the NASA curtain. If you've ever wanted to learn about NASA but thought you needed to be a rocket scientist, wait no longer. Watch NASA EDGE and embrace your inner astronaut.

Tech Podcasts Network
If it's tech, it's here! Watch and listen to your favorite technology video and audio media on the Tech Podcasts Network.

blip.tv tech
blip.tv brings you the best in Tech content. Whether it's video gaming or app reviews, blip.tv delivers your favorite independent content to complete your Roku experience.

Healthcasts
Our broadcast programs include accredited CME, medical news, major society highlights, associations and congress meetings, and physician programs.

Guys From Queens
Guys from Queens Network Inc is one of the leading producers of talk-radio style Internet programming.

The Tech Buzz Live
Live Tech Show, News At It's Best Technology At Its Finest!

CS50
Demanding, but definitely doable. Social, but educational. A focused topic, but broadly applicable skills. CS50 is the quintessential Harvard course.

Yahoo! YUI Theater
Tech Talks from the Yahoo! YUI Theater. Learn the latest web development techniques and trends from industry leading experts.

DerbyCon
DerbyCon is a new hacker conference located in Louisville, Kentucky. If you were unable to attend, you can watch the recorded talks from Kevin Mitnick, Dave Kennedy, HD Moore, Johnny Long, and more right from your Roku.

SDR News
Enterprise and Pro Technology News, Reviews, and Interviews with the movers and shakers of the technology world.

The Valley Girl
The Valley Girl Show is a fun-spirited, personality-driven new media property starring Jesse Draper. It's like an 'Ellen DeGeneres' of business with a splash of pink and guests you would only see on Charlie Rose or MSNBC, including some of the top CEOs and entrepreneurs in the world. Check it out!