The former president tells why it's taken nearly 30 years to bring the Guinea worm to near extinction — and what's next on his agenda.
California has so much solar energy that some days, there's too much. One solution is to join forces across state borders. But in the West, that's sparking some not-so-neighborly opposition.
He was a great athlete and humanitarian. He was also a symbol of defiance for black men around the world.
Interpreter Zabihullah Tamanna was killed Sunday along with photojournalist David Gilkey. "Zabi," as he was known, was hired by Philip Reeves, who calls the Afghan "a lovely man" with "deep wisdom."
Why are chefs adopting sea greens in their cuisine? They're tasty and nutritious and growing them is good for the planet. In Maine the budding seaweed business is boosting a declining coastal economy.
When Ethiopia barred its best distance runner from competing in the 2016 Olympics, many saw it as an act of ethnic discrimination. Another runner from the same ethnic group says he was exiled.
In his book Scapegoats, human rights lawyer Arsalan Iftikhar says Muslims are the newest group in the U.S. to be ostracized. But there is a long history of groups before them facing discrimination.
The prime minister of India visits the U.S. this week and will meet with President Obama and address Congress. Modi was once banned from entering the U.S., but opinions in Washington have changed.
Donald Trump has been the presumptive Republican nominee since last month. Hillary Clinton expects to grab that title Tuesday. But that isn't the same thing as officially securing the nomination.
Clinton is all but assured to secure enough delegates to clinch the Democratic nomination Tuesday. But Bernie Sanders is still campaigning.