Brain Candy

Today is the perfect day to (re)start your resolution. Here's how.

Attention deficit hyperactivity disorder is most commonly diagnosed in children. But older adults may find that what they had worried was early dementia is actually ADHD.

For Amanda Burden, a city is defined by its public spaces. The former city commissioner of New York City explains why a promenade, a park or even a park bench, are vital to a city's ability to thrive.

Mapping apps find the fastest route. But what are you missing along the way? Computer scientist Daniele Quercia describes how "happy maps" can give you the most beautiful route.

Political theorist Benjamin Barber argues that cities and city mayors are the key to bypassing political gridlock and solving many of our global challenges.

Atlanta Mayor Kasim Reed says mayors are in a position to accomplish a great deal, because they're locals. They can see a city the way "people who are most in need of help see it," he says.

Fast-growing cities are often riddled with violence, drug trafficking and unemployment. Security researcher Robert Muggah explains how some cities are using new approaches to address these problems.

Great pumpkin pie is elusive. You could end up with a soggy crust or a grainy filling. For months, reporter Maanvi Singh has been on a journey to learn the art and science of the ideal pie.