A study to personalize nutrition guidance just for you

From the four food groups to the Food Pyramid, the U.S. government has long offered guidance to Americans hoping to eat a healthier diet. But there's growing scientific consensus that when it comes to eating healthy, all of us respond to foods differently. And to prove it, the National Institutes of Health has embarked on the most ambitious nutrition study ever, hoping to finally provide Americans a personalized answer to the question: "What should I eat?" Correspondent Lee Cowan reports.

• 23H ago
• 05:46

Mick Fleetwood plays to the future in Maui

As a young man, Fleetwood Mac founder Mick Fleetwood dreamed of a place – a club – where he could get his friends together. Twelve years ago, he made it happen in the west Maui city of Lahaina: Fleetwood's on Front Street. But last year's horrific wildfires turned Lahaina into a disaster zone, and destroyed his treasured club. Today, Fleetwood says he's determined to rebuild. Correspondent Tracy Smith reports.

• 23H ago
• 05:38

Technology

A new generation of shopping cart, with GPS and AI

At a Price Chopper outside Kansas City, shoppers are test driving the new Caper Cart, featuring digital screens, GPS, cameras equipped with artificial intelligence, and packaging scanners that spit out coupons. Correspondent Jonathan Vigliotti looks at the technology used to "reinvent the wheel" of the shopping cart.

• 23H ago
• 04:05

Science

Dishing up space food

At the Johnson Space Food Systems Laboratory in Houston, NASA scientists develop dishes – freeze-dried, heat-stabilized, or irradiated – to serve on the International Space Station. Correspondent David Pogue checks out what's on the menu in Earth orbit.

• 23H ago
• 03:47