Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New ...

From spotting moon landing artifacts to detecting city lights and radio signals, it reveals the cosmic reach of humanity’s footprint.

Antarctic isolation study shows human brains physically shrink during prolonged social isolation and confinement.

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

Have you ever wondered why we always see the same side of the Moon? Although it may seem like the Moon doesn't rotate, it does,just in a very special way. This phenomenon is called synchronous ...

The discovery was made by astronomers using the Subaru Telescope, which is situated atop a dormant volcano in Hawaii.

The alien world orbits a dim, reddish ball of gas called a red dwarf star in the northern constellation Lyra. Scientists ...

Stars and planets are naturally associated with one another. While some planets have gone rogue and are drifting through space, the vast majority are in solar systems, where they're gravitationally ...

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

Gigantic hidden fortresses discovered 1,800 miles underground in Earth's mantle, rewrite how the planet's interior works.

"The Hobbit" alum Lee Pace told UPI that Season 3 of "Foundation" has a different feel than the previous two chapters of the critically acclaimed sci-fi drama.

9 Habits of Grandparents Who Stay Emotionally Close to Their Grandkids—Even From Far Away first appeared on Parade on Jul 14, ...