Time Travel Is Impossible

The Enrichment Center regrets to inform you that this next test is impossible. Make no attempt to solve it.
— GLaDOS, Portal, Test chamber 09

I've been thinking about it lately, and I've come to the conclusion that time travel is impossible.

Super Bowl XLVI Commercials: The Best and Worst

So, if you saw the Giants win over the Patriots during Super Bowl XLVI, you likely saw some commercials. Here's my list of the best and worst commercials to air during the Big Game. Find all the commercials here.

Introducing… the Shades of Gray Subway Map!

Ever since the early days of subway map making, different map designers have tried to create the ideal subway map. Some map makers have created designs that have stood up to the test of time (e.g. Harry Beck's map of the London Underground). Other systems, like New York City, have been through several redesigns, usually about once a decade (1939, 1948, 1959, 1967, 1972, 1979, 1998, 2010).

I'm introducing a new map today. More info after the break.