Dan Bobkoff

Tens of thousands of Russians and Ukrainians live in New York City, and many with close ties to their countries are on edge over what's happening back home.

We're used to rounding up the total on our taxi ride or dropping a buck or two in a jar at the coffee shop. Now, new high-tech ways to pay are nudging us to tip more generously and more often.

Cartooning was his passion as a kid, and he enrolled in the Royal Danish Academy of Fine Arts School of Architecture to become better at drawing backgrounds. Now, some call Ingels a "starchitect," because his challenging designs are getting built.

As the volume of online orders surged, some retailers and package delivery companies were unable to fulfill promises to deliver gifts by Christmas. UPS acknowledged it was overwhelmed by all the late traffic. In response to complaints, Amazon says it is offering gift cards and refunds for shipping charges.