Spiritual jazz resonates most deeply during times of social stress and turmoil. It was, after all, created by African American musicians who were engaged with the civil rights movement in the 1960s.

Unlike the twinkling little star of nursery rhyme, the cosmic ray is not the subject of any well-known song about an astronomical wonder. And yet while we know all about the make-up of stars, after ...

On May 19, 2011, astronauts used a remote-controlled robotic arm to attach a nearly 17,000-pound payload to the side of the International Space Station. That payload was the Alpha Magnetic ...