8 posts categorized "Puzzles"

November 25, 2020

DIY Truth-Checking

Because you can’t trust anyone else to do it for you.

We’re deluged with assertions on twitter, on Facebook, and on the more formal news. Whom do we believe? “The science”? Whose version? The NY Times? Fox News? The legions of fact-che More...

June 23, 2020

False Syllogisms

Avoid them as you would the flu.

“I was in the store,“  our friend said, “when someone came up to me and said ‘you’re wearing a mask so you must be a Democrat’. Isn’t that ridiculous.”


July 16, 2008

Answer To “Not Metcalfe’s Paradox” Puzzle

As usual, the puzzle's been answered well by commenters. Jason p More...

July 13, 2008

NOT Metcalfe’s Paradox – A Puzzle

Bob Metcalfe posed this puzzle at an unconference we were recently at. He says, however, he didn't invent it. Most people, including me, get the answer wrong; in fact, I got the answer wrong twice – once by not listening and once by not t More...

October 07, 2007

Answers to Probability Puzzle

As usual, smart readers knocked the cover off the ballMore...

October 05, 2007

A Probability Puzzle

From More...

July 27, 2007

Ubiquitous Power for Traveling Nerds – The Cigar Lighter Inverter

Inverter Reader More...

July 26, 2007

Power for Traveling Nerds – A Puzzle

We can’t get power wirelessly – yet. The outlets available vary from country to county; perhaps not with quite as much More...

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