Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

How far away aliens might detect life on Earth.

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of the United States. In a recent interview, Barack Obama became the first ...

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

President Donald Trump has promised to declassify top-secret alien files and UFO documents. Here is what the Pentagon has ...

This week, the Outside Story highlights golden-crowned kinglets, a small songbird that sings through the winter.

Astronomers used the VLA and MeerKAT radio telescopes to search the Hycean exoplanet K2-18b for alien technosignatures, analyzing millions of signals but finding no confirmed artificial radio transmis ...

Disclosure may not reveal alien visitors, but it will reveal something equally important: how science, measurement and ...

We used artificial intelligence to assess the road quality in a West Midlands borough after top ranking issued by government ...