OpenAI began testing what for users of ChatGPT's free tier in the US in early 2026?

Which cryptocurrency exchange completed the largest crypto M&A deal of 2025 by acquiring Deribit for $2.9 billion?

Which country topped the medal table at the 2026 Winter Olympics in Milan-Cortina with 18 gold medals?

Which NHL team won back-to-back Stanley Cup championships in 2025 with a Game 6 victory over the Edmonton Oilers?

Analysts forecasted the S&P 500 year-end 2026 price target at approximately what level?

Which Jeju Air flight crashed at Muan International Airport in South Korea on December 29, 2024, killing 179 people?

Trump threatened to impose tariffs on how many European allies that opposed his push to take over Greenland?