The secret vote that elected Pope Gregory X lasted from November 1268 to September 1271. It was the first example of a papal ...

WASHINGTON (AP) — As President Donald Trump faces significant pushback from federal judges, a new poll shows U.S. adults are ...

Researchers have found a candidate for the hypothetical Planet Nine, which could be an undiscovered giant planet way out in ...

The popular whodunit series "Poker Face" starring Natasha Lyonne returning for its second season and Steven Soderbergh's ...

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 ...

Caroline Delbert is a writer, avid reader, and contributing editor at Pop Mech. She's also an enthusiast of just about ...

The ongoing search for an additional planet at the solar system's edge has identified a new candidate, potentially ...

A piece of a Soviet spacecraft launched in 1972 is expected to crash back down to Earth very soon, experts say. The part, ...

Nearly 100 IUP students and community members gathered last week to celebrate Earth Day through hands-on activities, ...

A Soviet-era spacecraft meant to land on Venus in the 1970s is expected to soon plunge uncontrolled back to Earth.