How Much Does a Shadow Weigh?

Veritasium SLINKY video: http://bit.ly/SGD73o
Veritasium channel… SUBSCRIBE: http://bit.ly/RoMMH7
A great Veritasium episode about using video to teach: http://bit.ly/VOsZVx

Vsauce2 LEANBACK about shadows: http://bit.ly/VOt8rP

Vsauce3 explains how realistic SimCity is… SUBSCRIBE: http://bit.ly/PMThlp

ALL MUSIC BY: http://www.soundcloud.com/JakeChudnow
Jake’s YouTube channel: https://www.youtube.com/jakechudnow

Vsauce on Twitter (lots of extra mindblows): http://www.Twitter.com/TweetSauce
Vsauce on Facebook (your chance to blow MY MIND): http://www.Facebook.com/VsauceGaming

Hand shadow book: http://books.google.co.uk/books/about/Fun_with_Hand_Shadows.html?id=UhjBUYIUmO0C&redir_esc=y

Light “pushes” us: http://www.straightdope.com/columns/read/2987/do-shadows-weigh-anything

Solar Sail: http://www.jspec.jaxa.jp/e/activity/ikaros.html

solar sail GIF: http://www.jspec.jaxa.jp/e/activity/images/ikaros/pic_10.gif

Venutian Shadows: http://www.digitalsky.org.uk/venus/shadow-of-venus.html

Speed of light in different materials: http://cadlab6.mit.edu/2.009.wiki/anchor/index.php?title=Speed_of_light_in_vacuum%2C_air%2C_glass

sonic boom demonstration: http://demonstrations.wolfram.com/WavesFromAMovingSource/

Cherenkov radiation: http://profmattstrassler.com/articles-and-posts/particle-physics-basics/cerenkov-radiation/

and: http://en.wikipedia.org/wiki/Cherenkov_radiation

Photonic booms in your eyes: http://en.wikipedia.org/wiki/Cosmic_ray_visual_phenomena

Pushing a lightyear-long object: http://www.physicsforums.com/showthread.php?t=386687

compression / longitudinal waves: http://en.wikipedia.org/wiki/Longitudinal_waves

cool site for putting things in perspective (this link is for 1 sq. inch): http://www.bluebulbprojects.com/measureofthings/doShowResults.asp?comp=area&unit=in2&amt=1&sort=pr&p=1

Also this is important: http://animalsbeingdicks.com/post/23101742089/clean-get-away