Young Baseball Fan's Act of Generosity

Person of the Week: Bill Nye the Science Guy Makes His Comeback

Nye defies the law of physics and makes a return to children's hearts across the country.

Person of the Week: Folk Crooner Carole King Honored by Obama

Singer-songwriter talks classic hits, her surprising secret for personal fulfillment.

Person of the Week: 'Star Trek' Filmmaker's Blockbuster Weekend

J.J. Abrams' latest sci-fi flick gets released to eager fans, recalling imagination at early age.

The Women Behind Baseball Legend Jackie Robinson

Rachel Robinson talks the legacy of number 42 and the strength he found to keep playing baseball.

Person of the Week: Braniac in Chief

President Obama taps Francis Collins to head Brain-Mapping Project.

Person of the Week: Marie Osmond's Personal Renewal

The star discusses life after son's tragic death in new memoir, "The Key Is Love."

Person of the Week: Caroline Kennedy

A member of one of the most intriguing families in America shares part of her past.

Person of the Week: Amanda Lewis

Her obituary for her father quickly became known as "the best obit ever."

Person of the Week: Mother Makes Sacrifice to Save Children

Stephanie Decker loses limbs while saving kids from incoming tornado.

Person of the Week: Sheryl Sandberg

The COO of Facebook is fighting to change the workplace for women.

Robin Roberts' First Week Back a Huge Success

"GMA" anchor is honored as the person of the week.

Person of the Week: Celebrity Chef Nigella Lawson

Queen of the kitchen talks about her latest TV venture on "The Taste."