By CALEIGH WELLS This idea of a carbon footprint comes up a lot in news coverage about personal climate impact. The concept ...

Have you ever wondered how some of the most seamless apps handle secure logins, process payments, and track user activity—all without breaking a sweat? Building such a system might seem like a ...

Zach Yadegari, 18, is the co-founder and CEO of Cal AI, a calorie-tracking mobile app that uses AI to analyze photos of food. The app launched in May 2024 and has been downloaded 8.3 million times as ...