The mysterious plumes, it seems, are being triggered by a cryptic process whose origins lie in Earth's fiery mantle.

Add Yahoo as a preferred source to see more of our stories on Google. We've all heard the advice: "Keep them guessing." "Don't reveal too much." "Maintain an air of mystery." Pop culture has long ...

In the past three years, astronomers have discovered a mysterious new type of radio source. We call these long-period transients. These objects emit bright radio signals that repeat every few minutes ...

Some people don't try to be interesting — they just are. Effortlessly mysterious people share a few simple habits that create intrigue without saying much at all.

Mysterious flying objects overhead. Concern and confusion. And calls for military intervention. This isn't the plot of "War of the Worlds," but rather the result of numerous possible drone sightings ...

Everyone loves a good mystery. Sometimes, they can come from something as simple as the people we surround ourselves with. Some people just have a natural air of mystery about them, but how can you ...

A mysterious object has been detected at the edge of the universe, sparking curiosity and debate within the scientific community. As researchers scramble to understand its origins and purpose, ...

Shayna Josi is a Features Writer from South Africa. Shayna has always been passionate about stories, and has dedicated her life to learning how to tell them. Aside from writing about her favorite ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast-moving body using the world's most powerful telescopes. It was found to be ...