Add Yahoo as a preferred source to see more of our stories on Google. A model of Earth showing different layers on the inside One of the strangest mysteries about our Earth is the presence of two ...

Deep within Earth’s mantle lie two enormous regions, often referred to as "islands," which are the size of continents.

Scientists may have finally solved the mystery of strange plume-like structures hidden deep inside the Greenland ice sheet. New research suggests they form through thermal convection—slow, swirling ...

Earth’s early history is undergoing a quiet revolution. Long assumed to be dry at its core, new research suggests our planet may have formed with a massive internal water reservoir—locked deep within ...

This superionic state of matter would neatly explain some unusual behavior in the core, such as the way it slows certain waves, and measurements that suggest it's squishy like butter rather than rigid ...

Far below your feet, nearly 1,800 miles beneath oceans and continents, Earth carries two massive scars from its violent youth. They are so large they rival continents in size, yet no human will ever ...

For the first time in its history, humanity is assembling a coordinated system to find, track, and deflect asteroids that could threaten life on Earth. The architecture involves a space-based infrared ...

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.

Deep inside Earth, two massive hot rock structures have been quietly shaping the planet’s magnetic field for millions of years. Using ancient magnetic records and advanced simulations, scientists ...