One of the most important application areas of molecular quantum chemistry is the study and prediction of chemical reactivity. Large-scale, fully error-tolerant quantum computers could provide exact ...

If you're a beginner, these free classes are a double-edged sword. On the one hand, they can give you a taste of what to expect if you sign up for an in-studio class near you.

Mary Kay McBrayer upgraded to first class for an overnight flight with her 8-month-old. She booked coach on the return flight and was much happier.