diff --git a/.gitignore b/.gitignore
index 6bc8c44..0ba2c9a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,4 +58,4 @@ $RECYCLE.BIN/
 # Project specific ignore
 # mohsen's sandbox
 mohsen/
-videos/
+Videos/
diff --git a/video_sources.md b/video_sources.md
index aaeca71..438405e 100644
--- a/video_sources.md
+++ b/video_sources.md
@@ -2,10 +2,16 @@
 ## Arduino
 1. [Massimo Banzi: How Arduino is open-sourcing imagination -
 TEDGlobal 2012](https://www.ted.com/talks/massimo_banzi_how_arduino_is_open_sourcing_imagination) (CC BY-NC-ND)
-2. [Amazing Arduino Projects](https://www.youtube.com/watch?v=z9Cqm28lbRk)
-3. [LED cube 8x8x8 demo](https://www.youtube.com/watch?v=6mXM-oGggrM) - [The Project on Instructables](http://www.instructables.com/id/Led-Cube-8x8x8/)
-2. [The Magic Clock](https://www.youtube.com/watch?v=p-A4ZNdkmEs) - [Project Homepage](http://www.themagicclock.com/)
-3. []()
+2. [TEDxBrussels - David Cuartielles - Open Source Hardware](https://www.youtube.com/watch?v=yLVrqjPsv64)
+3. [Amazing Arduino Projects](https://www.youtube.com/watch?v=z9Cqm28lbRk)
+4. [04_DIY $200 Robotic Hand - Arduino Project](https://www.youtube.com/watch?v=e4Rtgo6Vmq8)
+5. [3D Printer With Arduino.mp4](https://www.youtube.com/watch?v=O0kt4GAEgQA)
+6. [LED cube 8x8x8 demo](https://www.youtube.com/watch?v=6mXM-oGggrM) - [The Project on Instructables](http://www.instructables.com/id/Led-Cube-8x8x8/)
+7. [Arduino based 3 Innovative Projects](https://www.youtube.com/watch?v=5Z7z3Zduj6w)
+8. [13 Basic Arduino Projects!](https://www.youtube.com/watch?v=QqiU-OalhiI)
+9. [Raspberry Pi & Arduino Frisbee Launcher Showcase Video](https://www.youtube.com/watch?v=p-MQ-b-Nj8c)
+10. [Aoife Cody - Arduino based hand held gaming device - IADT Showcase 2015](https://www.youtube.com/watch?v=2Ox3Rc6D_5E)
+11. [The Magic Clock](https://www.youtube.com/watch?v=p-A4ZNdkmEs) - [Project Homepage](http://www.themagicclock.com/)
 
 ## LittleBits
 1. [Ayah Bdeir:
@@ -14,3 +20,33 @@ TED2012](https://www.ted.com/talks/ayah_bdeir_building_blocks_that_blink_beep_an
 2. [Welcome To LittleBits](https://www.youtube.com/watch?v=YUUsJSDa7PE)
 3. [Little Bits Electronic Building Kit Review.  A Little Bit of Geeky Fun](https://www.youtube.com/watch?v=XWCE0neADmw)
 4. [LittleBits 5 Projects](https://www.youtube.com/watch?v=UBv_271iVgQ)
+
+
+## Open Ecology
+1. [Marcin Jakubowski:
+Open-sourced blueprints for civilization - 
+TED2011](https://www.ted.com/talks/marcin_jakubowski) (CC BY-NC-ND)
+2. [Global Village Construction Set in 2 Minutes](https://vimeo.com/16106427) (CC BY-SA)
+3. [Open Source Philosophy](https://vimeo.com/58165438) (CC BY-SA)
+
+## Misc
+1. [Soroush Rabiei](https://github.com/soroush/)'s Presentation: [Free Hardwares: Re-inventing the OSR on the Lowest Levels](www.youtube.com/watch?v=WWjuUvoGAzQ)
+2. [What is Open Source Hardware](https://www.youtube.com/watch?v=9xGRaPrcvVg)
+3. [What Open Hardware can do](https://www.youtube.com/watch?v=rMRP7uCivyY)
+
+## AdaFruit
+1. [Meet Limor 'LadyAda' Fried](https://www.youtube.com/watch?v=SpYMgScKRwk)
+2. [Open hardware summit - Limor 'Ladyada' Fried keynote](https://www.youtube.com/watch?v=Ca1dbM582Sc)
+
+## OSVehicle
+1. [start building it](https://vimeo.com/77204604)
+2. [TABBY EVO Platform Assembly Timelapse](https://vimeo.com/113110682)
+
+## OSHWA
+1. [Closing Remarks by Simone Cicero and Gabriella Levine](https://vimeo.com/110682818)
+
+## DIY Space Exploration
+1. [What is Open Hardware](https://www.youtube.com/watch?v=XhJoa_4dYBA)
+2. [What is DIY Space Exploration](https://www.youtube.com/watch?v=0zHC-VjZ_W8)
+3. [What can you do with a cubesat](https://www.youtube.com/watch?v=Q0WVQIypAMM)
+4. [What can you do with a High Altitude Balloon](https://www.youtube.com/watch?v=LPO8wZLm47E)