steverx8's channel

Why do some years have an extra leap day and what is it for?

Also check out MinutePhysics' video: http://www.youtube.com/watc... & SciS...

*** LINKS ***

27 Pound Lobster

http://www.dailymail.co.uk/......

Not yet a kiva member? Click here to make your first loan ENTIRELY FOR FREE http://www.kiva.org/invited... (Thanks to link...

Follow us @tweetsauce

Share IMG!s, DONGs, and more at http://www.Facebook.com/Vsa...

music at the end by http://www.Soundcloud.com/J......

Hank talks about the issues of rising global population.

Like SciShow on Facebook: http://www.facebook.com/sci...

Follow SciShow on Twitter: http...