Ham the chimpanzee became the first chimpanzee in space. He successfully performed tasks in microgravity and proved that ...

When Ham set off on his space flight in 1961, he paved the way for the first American to go to space months later.

One child’s surgically implanted hearing devices were knocked loose. By Maia Coleman The New York City tolling program began on Jan. 5 after defying obstacles for decades. A move to stop it ...

By Linda Qiu The new president has moved with lightning speed to purge officials he deems disloyal and rid agencies of policies he considers liberal. By Peter Baker See which of President Trump ...