ALTERNATE LEARNING

Braille and tactile materials on our Sun, planets, stars, galaxies and more for blind and visually impaired audiences. Open source & peer-reviewed.

More tactile resources here and here.

Chandra X-ray Observatory podcasts
The most recent cutting-edge discoveries and updates from NASA’s Chandra mission in audio formats. New podcasts are produced approximately every 2-3 weeks.

A Universe of Notes
This audio explanation of the electromagnetic spectrum makes an analogy between sound and light.