| ID | Interpret | Skladba | Album | |
| 91. | Carolyn Kaichi | What's In Hawaii's Sky for April 2008 | Bishop Museum Planetarium Skycast |  |
| 92. | Fr Thomas Soroka | The Path - April 14, 2008 | Ancient Faith Radio | |
| 93. | Carol Christian and Jim O'Leary | HubbleWatch for April 2008 | SkyWatch Podcast #158 | |
| 94. | Angelo Mike | April Promo Mix 2008 | April Promo Mix 2008 | |
| 95. | Brandon Sanderson, Howard Tayler, Dan Wells | Writing Excuses 4.12: Writing Epics | Writing Excuses Season 4 | |
| 96. | Astral Social Club | 3 x Works In Progress April 2008 | | |
| 97. | Ebola | Diffused :: april 2008 promo | | |
| 98. | Richard Walker | Network Europe 14 April 2008 | | |
| 99. | Dave and Chuck Show | Your Worldness Week - April 20 2008 | | |
| 100. | Mathias Kaden vs Alejandro Vivanco | live dj set - afterhours - April 4th [2008] | | |
| 101. | Dave Hebert | Hazards Roundup: April 2008 | USGS CoreCast | |
| 102. | Peter & The Wolf | Interview Session April 3rd 2008 | The Waiting Room Interviews | |
| 103. | Earth First! Radio - cruzef@cruzio.com | News for Week of 24 April 2008 | News for Week of 24 April 2008 | |
| 104. | Mark Mahoney | Live on StillStream, April 19, 2008 | Unreleased | |
| 105. | Dave and Chuck Show | Your Worldness Week - April 6 2008 | | |
| 106. | Architectural Record | Voice of Record - April 11, 2008 | | |
| 107. | Architectural Record | Voice of Record - April 4, 2008 | | |
| 108. | Adam Pawlus | Special Report April 25, 2008 | Entertainment Earth Podcast | |
| 109. | Gearlog.com Editors | Gearlog Radio April 4th, 2008 | Gearlog Radio | |
| 110. | PC Magazine Editors | PCMag Radio April 8th, 2008 | PCMag Radio | |
| 111. | Washington National Cathedral | The Sunday Forum, April 27, 2008 | | |
| 112. | Dave and Chuck Show | Your Worldness Week - April 13 2008 | | |
| 113. | Washington National Cathedral | The Sunday Forum, April 20, 2008 | | |
| 114. | Dave and Chuck Show | Your Worldness Week - April 27 2008 | | |
| 115. | Directions Media | Directions on the News - April 15, 2008 | Technology of Indoor Location Tracking | |
| 116. | Shannon Young | Headlines Package - April 15, 2008 | | |
| 117. | DJ Adam Wilson | Pure Space Mix - April 2008 | | |
| 118. | Graham Holland and Nick Payne, featuring Stan the Harper | Come Strut Your Stuff - April 2008 - Set 3 | Live from Liverpool's Egg Cafe | |
| 119. | Directions Media | Directions on the News - April 8, 2008 | Podcast: BI and Web 2.0 and the latest in Location Privacy Lawsuits | |
| 120. | Directions Media | Directions on the News - April 22, 2008 | What is geospatial news? | |
