Learn why a shopping writer ditched her old black plastic air fryer for the game-changing Ninja Crispi air fryer. This time-saving Ninja appliance is portable, easy to use, and offers the ultimate ...

OpenAI, Google, Perplexity, and xAi offer deep research modes that surf the web for you. I put them to the test with the same topic; here's how they fared and how to try it yourself.