stansmith

One of the other articles referenced, about De Bruijn sequences, is much more interesting http://www.datagenetics.com/blog/october22013/index.html

There are many, many, other cool articles on the site.

http://www.datagenetics.com/blog.html

Once you start reading, you'll spend the rest of the day!

"The top of the Golden Gate Bridge is almost two inches wider at the top than the base because of the curvature of the Earth"

http://datagenetics.com/blog/june32012/index.html

Thanks, I also liked reading the last article about ice cream.

Your articles remind me how much calculus/math I have forgotten since leaving school and, sadly, how little use there is everyday to use calculus :(

Err, are you sure about that? It touches at one point, so that makes it a tangent, so it's perpendicular to the circle. I think it it a right angle.

(This is the internet, so I'm sure there will shortly be lots of posts of: Yes it is, no it isn't, and we'll find out for sure).

If you read to the bottom of the cylinder article, there's a link to another blog post by the same guy about other Martin Gardner puzzles, and the 'band around the Earth' puzzle is the first one!

http://www.datagenetics.com/blog/may12012/index.html

I think you have a typo, it should be 'loose' not 'lose'

I used to love playing Amidar. I can still sing the tune.

(The guy who is playing in the attached video is an awesome player!)

Spooky

Love the animation.

Thanks for sharing

You want this other article for that (mentioned at the bottom)

http://www.datagenetics.com/blog/march12012/index.html

Awesome! I (almost) didn't believe the fish thing. I had to PRT-SCR and use paint.net to change the white to transparent to overlay them. It's real!