Writing in Science, scientists say the 2.8 million-year-old fossil appears to belong to an individual from the beginning of the ancestral line that led to humans.
Misao Okawa of Japan is now 117. She has reigned as the world's oldest living person since 2013, when Guinness World Records certified that she was 115.
Russia's president said Nemtsov's death was a shameful tragedy. Nemtsov was gunned down near the Kremlin on Friday. His supporters blame Russian authorities.
U.S. Immigration and Customs Enforcement says some wealthy foreigners seek to give birth to their children in the U.S. so they will obtain U.S. citizenship.
As U.S.-Iran nuclear talks took place in Switzerland, Israeli Prime Minister Benjamin Netanyahu criticized the negotiations in a controversial address to Congress.
As the Israeli prime minister attacked a nuclear deal with Iran in a speech ti Congress, Secretary of State Kerry sat with his Iranian counterpart in Switzerland, trying to reach a framework deal.
Germany is home to about 4 million Muslims, many of them born there. But they are often not embraced by society. A study found Germans with immigrant roots are often passed over for apprenticeships.
Israeli voters go to the polls in two weeks. One issue that prompted the government's fall in December was an impassioned debate over exactly how Jewish this democratic country should be.