The Cleveland Cavaliers know all about roller coasters. No, that’s not because they’re the home of popular Cedar Point. Since ...

Pluto, with its heart-shaped glacier, as captured by the New Horizons spacecraftJPL/NASA Pluto will mark a birthday of sorts on March 23, 2178. No one is likely to be there to celebrate it, of course.

NEW YORK, NEW YORK … Donovan Mitchell put together a three-day minicamp for the players in New York recently. I was told “the vast majority” of the players were there. Mitchell and some other veterans ...

Unlike typical comets, ‘Oumuamua lacks rock or carbon-rich material. It is also much more elongated than other comets. It ...