Fitbit's AI health coach is promising in concept, but repeatedly fails to perform the basic functions of a coach. It can't do math and keeps forgetting my goals.

Artificial intelligence (AI) is increasingly prevalent, integrated into phone apps, search engines and social media platforms ...

What Zuckerberg described—what is now unfolding—is the beginning of a new digital era, more actively anti-social than the ...

This video explores the evolution of calculators in education, examining the controversies surrounding their use and ...

Math and physics explain the anguish of a golf ball that zings around the rim of the hole instead of falling in.

This 180-sided object cannot fit through another like it, no matter where you bore the hole or how you tilt it.