Watch Hubblecast HD on Viaway

Each year, the TED (Technology, Entertainment, Design) conference hosts some of the world's most fascinating people: Trusted voices and convention-breaking mavericks, icons and geniuses. These podcasts (also available in audio format) capture the most extraordinary presentations delivered from the TED stage. TEDTalks (video) TED
Audio and video podcasts from undergraduate lecture courses given in the Chemistry Department. The audio materials are annotated as "enhanced" Podcasts with full lecture notes, handouts, and linked to rotatable/and or animated 3D models (of molecules, their vibrations, and their molecular orbitals. Requires Java) and to much original literature. Chemistry enhanced podcasts, Imperial College London.
Video podcast of cool science demonstrations. Join Dr. Matt Carlson as he risks life, limb, and dignity to bring you the finest science videos on Earth. Dr. Carlson's Science Theater
Jonathan Bird's Blue World is a family-oriented underwater adventure series hosted by dynamic naturalist and underwater photographer Jonathan Bird. Look for our Podcast in the iTunes Music Store Jonathan Bird's Blue World
Welcome to Mr. Bradley's Science Guy In A Tie Science Classroom. Principles of Biomedical Science, Human Body Systems, Medical Interventions, Capstone Projects, Epidemiology, Public Health, and student literary work and other interesting Science info. Skyline High School, Ann Arbor, Michigan. Science Guy In A Tie
It's the series Aint-It-Cool-News calls ''the most (intentionally) hilarious series of educational films you'll find...the pieces carry a Muppets-esque charm.'' Discovery.com says it's ''a lot of fun, and breaks the mold for NASA videos.'' A top-10 finalist for ''Best Science/Technology Podcast'' at the 2008 Podcast Awards, IRrelevant Astronomy is packed with CG animation and snarky humor, all wrapped around the latest astronomy news and science from NASA's Spitzer Space Telescope. It's infrared-relevant! Formatted for 720p HD players (also available in standard definition in a different feed). IRrelevant Astronomy HD NASA's Spitzer Science Center and Infrared Processing and Analysis Center
Arizona bugs of the month with UA Associate Curator Carl Olsen. Bugs of the Month