Browsing: Solve

Moe ShreifBBC Eye InvestigationsBBCMusa al-Sadr has been missing since 1978Warning: Contains images some may find upsettingA computer scientist at a university in the north of England…

Earlier today I set three gerrymandering logic puzzles. Here they are again with solutions.In each of the grids below, the challenge is to find the unique…

Gerrymandering is the practice of redrawing the boundaries of political districts to favour certain parties or politicians.On Friday, Texas governor Greg Abbott signed a new redistricting…

Japan is a world puzzle superpower. Its grid logic puzzles – like Sudoku, Kakuro, KenKen and many more – are played across the world by millions…

Charcoal made from human waste could help solve fertiliser shortages as well as reduce pollution and energy use, a study has found.Biochar is a form of…

Esme StallardClimate and science reporter, BBC NewsNipah Dennis/Bloomberg/Getty ImagesPlastic production has exploded in the last century – to some it has been a miracle product while…

Earlier today I wrote about ambigrams, a type of writing that is designed to be read in more than one way. Typically, an ambigram is a…

Douglas Hofstadter is probably best known as the author of Gödel, Escher Bach, a classic of popular science writing published in 1979.In 1983, he coined the…

The Impossible Problems Hidden in a Simple Game of TetrisHow complex can a simple game be? Tetris pushes even supercomputers to their limits and amazes mathematiciansBy…

Earlier today I set you five “Kennections”, a puzzle devised by legendary US quiz show contestant and host Ken Jennings.Each challenge consists of five trivia questions,…