Researchers develop new happiness index

Credit: CC0 Public Domain A team of researchers at the Universitat Politècnica de València (UPV) and Universitat de València (UV) have developed a new index to measure a country’s happiness. Named HAIN (HAppiness INdex), it is based on five areas – development, freedom, solidarity, justice and peace, each of which is evaluated based on quantitative…

Did you solve it? World Cup arithmetic

On my puzzle blog earlier today I set you three football table challenges: 1) England, Tunisia, Belgium and Panama make up Group G in the 2018 World Cup. Imagine that once they have all played each other the table looks like this. If you know only that England beat Tunisia 3-0, can you deduce the…

Predicting the outcomes of FIFA World Cup

Credit: CC0 Public Domain One of the favourites in soccer’s upcoming 2018 FIFA World Cup, Germany, has just 13.3% chance of winning. And Australia has 14% chance of getting to the round of 16, but only 0.1% chance of winning. These are outcomes from an uncertainty model devised by University of Adelaide’s Professor Steve Begg.…

Can you solve it? The birthday birthday problem

Hi guzzlers, My Monday Puzzle column celebrates its third birthday this week. What better way to mark the occasion than a puzzle about a birthday! Ariel, Balthazar and Chastity are great mates, genius logicians and they always tell the truth. Neither Ariel nor Balthazar know the day or the month of Chastity’s birthday, so she…