Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Observations of exoplanets typically provide astronomers little more than an orbit, a mass and a radius. If the radius and ...

“Year after year, we see the same grotesque spectacle: CEO pay explodes while workers’ wages barely budge,” said Amitabh Behar, Oxfam’s executive director. “This isn’t a glitch in the system—it’s the ...