Brazil’s restless youth in the lead-up to the World Cup.

A move to Los Angeles and a foray into the bourgeoisie.

On recommitting to the Knicks after “a decade of dysfunction and delusion.”

The bitter rivalry within the aerospace industry to produce unmanned combat aircrafts.

On digital animators’ quest to capture the endlessly complex human face.

On the FBI’s program to infiltrate Muslim communities in America.

The quest to create a friction-free Disney World.

The long arm of the DEA reaches into Liberia to bust a cocaine trafficker.

The unlikely people who’ve turned to selling weed in the recession.

Fighting to the finish in the most dangerous region of Afghanistan.

From failure to Pixar, Steve Jobs’ “wilderness years.”

What fragmented reading experiences do to neural circuitry. (It’s not good.)

David Foster Wallace’s struggle to surpass “Infinite Jest.”

Western execs on what it’s like to be taken over by a Chinese firm.

A trip to the Museum of Jurassic Technology in Los Angeles.

A faked marriage between undercover agents leads to the arrest of a dozen drug dealers.

The Bandidos, Texas’s biggest motorcycle gang, say goodbye to one of their own.

The failures of the “broken windows” approach to policing.

How sunken treasure and a sibling rivalry led Charles and John Deane to invent modern deep-sea diving.

A photographer’s quest to document a changing planet from above.

Mike Bloomberg goes back to work.

The Chinese want to steal our genetically-engineered grain secrets. Why?

The meanings of coiffure, from follicle to shaft.

What does it mean to be polite anymore?

The writer travels with his father to Iceland and Greenland.