Applied Science:
https://www.youtube.com/channel/UCivA7_KLKWo43tFcCkFvydw
Minute Physics:
https://www.youtube.com/user/minutephysics
Veritasium:
https://www.youtube.com/user/1veritasium
Periodic Table of Videos:
https://www.youtube.com/user/periodicvideos
Numberphile:
https://www.youtube.com/watch?v=w-I6XTVZXww
Kurzgesagt – In a Nutshell:
https://www.youtube.com/channel/UCsXVk37bltHxD1rDPwtNM8Q
Smarter Every Day:
https://www.youtube.com/user/destinws2
Vihart:
https://www.youtube.com/user/Vihart
Electronics:
https://www.youtube.com/user/EEVblog
Fermilab videos:
https://tinyurl.com/drdonvideo
APS Physics Central:
Physics in Action, Physics in Pictures, Physics +, Physics@Home, and more
http://www.physicscentral.com
OSA’s Optics for Kids website:
Activities, Celebrities, Timelines, and more
http://www.optics4kids.org/home/
IOP Physics.org:
http://www.physics.org
NASA Outreach Resources:
http://science.nasa.gov/researchers/education-public-outreach/
Expanding your Horizons Network:
http://www.eyhn.org/aboutmain
International Particle Physics Outreach Group:
http://ippog.org/resources/types/activities