March 23rd, 2011

mushroom cloud

xkcd helps us understand radiation doses.

My friend jeanineers posted a link to this very informative chart about radiation - what's safe, what's normal, and some extreme examples, created by's Randall Monroe. A handy thing to see right now:

Click the image to see the full-size version of this graphic on

Spoiler alert: Most of us will probably never receive a dangerous dose of radiation in our lives even if we live near a nuclear disaster site.