For most of us, a single marathon would be the challenge of a lifetime. Not Tim Borland: This amazing athlete ran in 63 straight marathons to help cure a rare children's disease. More »
Majora Carter, a lifelong resident of one of New York City's most polluted areas, the South Bronx, is on a mission to make her neighborhood green. More »
When Scott Fifer traveled to Tanzania for a volunteer vacation, he encountered a unique group of talented acrobats at a local orphanage. Thanks to his hard work, the orphans got the adventure of a lifetime last year, when they came to the United States to train with Cirque du Soleil -- and he's even started a nonprofit organization to help them and other African orphans for years to come. More »
When Jill Youse, a mother from Minnesota, discovered that she could donate her extra breast milk to African orphans, she made it her mission to get other nursing mothers to chip in, too. Now, her organization, the International Breast Milk Project helps mothers like her save children's lives. More »
Emmanuel Jal fought as a child soldier in Sudan at the age of nine and survived a 3-month trek across the African desert. Today, he's one of Africa's biggest rap stars -- and he's working hard to make sure that other children in Africa don't share his painful experiences. More »
Women all over the planet have found a unique tool to protest the brutal military regime in Myanmar. Their secret weapon? Underwear. More »
Iran's first female judge lost her title after the Iranian Revolution -- but now, this Nobel Prize-winner is fighting for women's equality in her country. And she hopes one million others will join her. More »
If you had 4 billion dollars, would you give it all to charity? Learn about the man who did -- and the other ultra-generous philanthropists who are following in his footsteps. More »
She may weigh only 100 pounds and wear flowers in her hair, but the remarkable Aung San Suu Kyi could be Myanmar's greatest hope for peace. More »
Rose Mapendo faced enough horrors to last a lifetime during wartime in Africa. Now, she's working to help her fellow refugees discover a better life. More »
Sean Swarner has beaten cancer (twice!) and the world's highest mountains. Top that, Lance Armstrong. More »
What did Jennifer Hudson do after her premature boot from American Idol? Only become the one of the most buzzworthy new stars of 2006. More »