The Rubik's Cube has 43 quintillion arrangements
Yet any scramble can be solved in 20 moves or fewer -- a limit mathematicians nicknamed 'God's number.'
From answers to actions: AI agents
Instead of only replying, newer AI tools can carry out multi-step tasks -- searching, drafting, and editing -- on your behalf.
Wordle went from a gift to a global habit
Josh Wardle built the once-a-day word game for his partner; The New York Times bought it in 2022 and millions now play daily.
Dictionaries absorb internet-born words fast
Recent additions like 'prompt engineering' show how quickly English takes in new ideas and makes them official.
Logic puzzles build real reasoning skills
Working through grid and deduction puzzles strengthens the same careful thinking used in math and coding.
The dot over an 'i' has a name
That tiny mark is called a 'tittle' -- one of many words for things you see every day but never name.
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