Tag Archives: Wikipedia

Ignorance

Posted on November 16, 2008 by Andrew Ferguson

I recently received an email from someone. I’m not going to say whom; and if this person happens to read my blog: I’m not trying to point you out or pick on you. Promise.

The email essential asked me to sign an online petition to make Obama pro… Continue reading →

Posted in Politics | Tagged , , , , , , , , , , , , , , , , , , | 1 Comment

Unsolved Problems

Posted on July 18, 2008 by Andrew Ferguson

Alright team, let’s get cracking:

Another Wikipedia gem: a list of unsolved problems from a number of different fields, including linguistics, physics, and computer science. (via lone gunman)

I think my favorite problem deals with the existe… Continue reading →

Posted in Seen, Heard, Said | Tagged , , , , , | 3 Comments

Other Properties of Prussian Blue

Posted on November 25, 2007 by Andrew Ferguson

As told by Wikipedia:

It is electrochromic-changing from blue to colorless upon reduction. This change is caused by reduction of the Fe(III) to Fe(II) eliminating the intervalence charge transfer that causes PB’s blue color.
It undergoes sp… Continue reading →

Posted in Seen, Heard, Said | Tagged , , , , , , , , , | Leave a comment