Bing. At first, it’s just the top stories of the day, but over time it learns what you want to see..Cortana will pop up the first time you use search and offer to help you out. You can ask a question using your voice, or type it Bing. At first, it’s just the top stories of the day, but over time it learns what you want to see..Cortana will pop up the first time you use search and offer to help you out. You can ask a question using your voice, or type it in.