Post by Mind Hustle

You think you know 20th century innovation history. Prove it. Question 1. What date did the Wright brothers first fly? Answer. December 17, 1903. Question 2. Where was the transistor invented? Answer. Bell Labs, New Jersey. Question 3. Who proposed the World Wide Web? Answer. Tim Berners-Lee at CERN, 1989. Question 4. When was the polio vaccine declared effective? Answer. April 12, 1955. Got them all? You are rare. Missed one? Mind Hustle fixes that. Challenge Hub quizzes you until every fact is locked in. Iron to Immortal. The leaderboard shows exactly where you stand. Save this and check the comments.