# A Geometry Puzzle For Your Weekend

Here’s a geometry puzzle for your weekend. The original post was on Twitter from Catriona Agg (@Cshearer41). Continue Reading →

Here’s a geometry puzzle for your weekend. The original post was on Twitter from Catriona Agg (@Cshearer41). Continue Reading →

Today’s goodie is for both my readers who chide me for not including enough math. David Burge on the Voronoi Tessellation. Continue Reading →

In plain English, Mr. Bach explains how the CDC calculated the change in life expectancy, why it was wrong, and then fixes their math. Continue Reading →

Three dead in national park system accidents as shutdown wears on[!!] That was the screaming headline in the Washington Post January 5, 2019. Continue Reading →

[Updated 3.15 with this delicious photo and comment.] From Iowahawk on Twitter (@iowahawkblog) Correction: Happy lim[n→∞] 2^4n / (n * (2n! / (2*(n!)))^2) Day #PiDay How to bake your own Continue Reading →

“The patients were subdivided into 12 … groups according to their medieval astrological birth signs.” When the tongue-in-cheek zodiac subgroups were analyzed, Geminis and Libras were found to have no benefit from aspirin, but the drug “produced halving of risk if you were born under Capricorn.” Continue Reading →

In other words they compared activities during a single year with CO2 emissions over the life of the child. But they didn’t stop there. They basically created an infinite series based on the emissions of grandchildren, great-grandchildren, and so on. Continue Reading →

“Why common core [math] fails the test.” That’s the title of Sarah Hoyt’s wonderful article over at PJ Media. Ms. Hoyt describes, in great detail, why Common Core math was Continue Reading →

The best I can say about this is that the pricing is confusing and appears irrational. If The Economist really wants my business, they’ll have to make me an offer I can understand. Continue Reading →

It’s not clear how a 20-ounce cup can hold only 16 ounces of beer [sic] (or perhaps a 16-ounce cup can hold 20). But 16 ounces for $4 amounts to 25 cents an ounce, while 24 ounces for $7 comes to more than 29 cents an ounce, and 20 ounces for $7 is a whopping 35 cents an ounce. … It’s hard to see how that could add up to $10,000 in actual damages, but math doesn’t seem to be the plaintiffs’ strong suit. Continue Reading →