Some of the intriguing and fun content that I have accumulated over the years.

Crazy Indian Traffic
Atlas with etymological origin of names of places
A collection of Fermi problems ( e.g., how many electrons are lost per revolution of a car tire ?)
Use of genetic algorithm to render Mona Lisa with polygons
Convergent evolution -- dissimilar species with (almost) identical characteristics
Giant hole in the Earth's magnetic field

My collection of excerpts from hall of fame

(if you get offended easily, don't go here)
bash entry

Clainsynar: What if all numbers were multiples of pi and our integer system was wrong?
TokMor: stop having such irrational thoughts!
bash entry

tadpoleofdeath: Why do so many math majors confuse Halloween and Christmas?
elfking: why?
tadpoleofdeath: Because Oct 31 is Dec 25
bash entry

Snausages: So, an E-flat, a G-flat, and a B-flat walk into a bar.
Snausages: And the bartender says, "I'm sorry, we don't serve minors."
Myke: That struck a chord.
Snausages: Careful with those puns, you'll get in treble.
Myke: But they're key to my humour.
Myke: And very noteworthy.
bash entry

ez76: a mac vs. pc commercial you'll never see:
"Whatcha doin, PC?"
"I'm playing this new game."
"Oh really, which one?"
bash entry

Malagmyr: This linguistics professor was lecturing the class.
Malagmyr: "In English," he explained, "a double negative forms a positive. In some languages, such as Russian, a double negative is still a negative."
Malagmyr: "However," the professor continued, "there is no language wherein a double positive can form a negative."
Malagmyr: Immediately, a voice from the back of the room piped up: "Yeah..... right...."