Isaacman became the first private citizen to conduct a spacewalk. But his longstanding ties with Elon Musk's company SpaceX ...

Thompson, a 50-year-old father of two, spent two decades at UnitedHealth Group before his shocking death. Tributes are ...

For years as the link between American football and the degenerative neurological disease known as CTE has come into focus, research on other sports had lagged behind, even for contact sports like ice ...