Yahoo CEO Marissa Mayer is transforming her company, one product at a time. But if you want to use those products, you'll need a Yahoo sign-in. According to Reuters, Yahoo will begin removing the option to sign into any of Yahoo's services with a Facebook or Google account, both options which have been available for years. Starting with "Yahoo Sports Tourney Pick 'Em," a fantasy college basketball service, the company says it will eventually remove Facebook and Google login buttons from all its products.

View full story at The Verge