Professional Humor

Here is a good sign, XKCD just ran this comic, which, in 4 years will officially be considered “professional humor” to me.

Alt text: “I calculate that the electrons in radiation therapy hit you at 99.8% of the speed of light, and the beam used in a 90-second gamma ray therapy session could, if fired with less precision, kill a horse (they did not let me test this)”


  1. Heidi has those tattoos for the very same reason… I’m sure she would prefer others.

  2. Lee Sonko says:

    I’m glad we live in a world where some tattoos and a relativistic particle cannon can be of such help to our loved ones! 8 score year ago the best treatments would have involved echinacea and prayer.

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