Businessman Elon Musk says his company is building a powerful, reusable rocket and a spaceship that may travel to the planet Mars.
An international team of scientists has identified a new kind of “superbug” — or strong bacteria — that has made people sick.
Presidential candidates Hillary Clinton and Donald Trump set out sharply different ideas about America’s allies in Asia during their debate Monday night.
International investigators say a missile transported to Ukraine from Russia was responsible for shooting down Malaysia Airlines Flight MH17.
Elizabeth Murphy and Ryan Barclay were posing for wedding photos along a path in New York City’s Central Park.
Tuesday was National Voter Registration Day in the United States.
Young people in the United States do not have a strong understanding of the world and their place in it.
China has established a clearing center for its money in the United States.
Health experts around the world are more and more concerned about the overuse of antimicrobials.
The human eye is unable to see black holes in space.