NPR Staff

This week on Hidden Brain: Traffic. You hate it, we hate it, the rest of the world hates it, and it only seems to be getting worse. But is there a way to make roads safer and faster? Of course! (We just normally do the opposite).

NBC's reality show The Biggest Loser turns dieting into a grueling training regime fit for gladiators. The victor this past season was Roberto Hernandez. He dropped a whopping 160 pounds to reach a body weight of 188 pounds.

Intel was once known for its success in branding personal computers with microprocessors, a technology that fueled the digital revolution. But the Silicon Valley veteran announced last month it would lay off 11 percent of its workforce — up to 12,000 positions — and that it's shifting away from personal computing.

Immigration is back on the front burner in the Republican primary.

This past week, at a rally in Orange County, Calif., Donald Trump returned to talking about the wall he wants to build along the U.S. border with Mexico.

Meanwhile, outside, there were protesters speaking out against his immigration proposals and carrying Mexican flags.

Ricky Gervais always seems to be working on something new. Whether it's producing a TV show, writing a movie, voicing a cartoon character, or hosting the Golden Globes, the comedian keeps busy.

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