Diggnation (MP3)

this WEEK in TECH - MP3 Edition

Engadget

NPR: Science Friday Podcast

MAKE Magazine

the tartanpodcast - indie Scottish music showcase

Salon Audiofile

Health Ranger Report

This Week in Science - The Kickass Science Podcast

Awaretek

Knobtweakers: Free Mp3 Blog

Rebotcast reads Joi Ito's Web

The Al Franken Show

Attack of the Podcast