In a marketing gamble, instead of following the ‘Super Bowl’ ad route, Aravind Srinivas' Perplexity has launched a ‘Million Dollar Question’ promotion to boost usage of the AI chatbot.

The Mega Millions jackpot has risen to $94 million for Friday’s drawing after no one won the top prize on Tuesday night. If someone matches all six numbers, they can choose a one-time cash payment of ...