Astronauts traveling to space often wear patches bearing emblems that represent their specific missions. Below, match the patch to the mission it was made for.

U.S. Fertility Rate: Fertility in the United States reached a new low last year, according to federal data, causing some to fear a baby bust. But it might just be a lull, demographers say — a period ...

Did you follow the news this week? Take our quiz to see how well you stack up with other Times readers. A partial government shutdown has led T.S.A. agents to miss work, causing hourslong waits at ...