Which number must be inserted in place of the incorrect number? Show puzzle solution The number 75 must be replaced by the ...

A randomized controlled trial (RCT) found that showing eighth-grade girls and boys a 10-minute video and statistics on the higher rates of HIV among older men dramatically changed behavior: The number ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

this puzzle came into fruition. The numbers 37 and 73 in the clue for ODD are special to me, because they're the numbers I've ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

I think that’s my favorite puzzle that I’ve proposed. Maybe 10% of respondents got it correct — it was a shockingly low number. I got this one wrong ... Alice can score a lot in a short period. For ...

22-Down, 71-Across, 72-Down and 76-Across, for example, all either start ... all four of them produce the correct number. Speaking of produce, note the puzzle’s title, which was totally obscure ...

A never-ending bathroom floor or infinitely large car trunk being loaded for a road trip are natural examples ... possible numbers you can put into a Sudoku square as more of the puzzle is filled ...

Puzzle games come in a range of styles ... the mechanism here is extremely simple and very satisfying. You slide numbers across a four-by-four grid, trying to combine a 1 and 2 into a 3, and ...

U.S. inflation slowed to 2.5 percent in the year through August, but beneath the surface the details suggested that the costs ...