Long before life thrived in Earth’s oceans, the planet’s magnetic field became disorganized. Deep within the ancient rocks of ...

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A new geological model revolutionizes a century of theories: a rigid wedge of mantle keeps the Himalayas standing.

The updated version of the World Magnetic Model was released on Dec. 17, with a new prediction of how the magnetic north pole will shift over the next five years. Here's why it was changed. When you ...

For decades, you have heard scientists say that most of the universe is missing. They are not being dramatic. They mean it in a literal sense. A huge share of matter in the cosmos cannot be seen or ...

As ecosystem engineers, beavers build resilience into the landscape. Above ground, we can see changes wrought by beaver ponds ...

Astronomers now understand that water-rich planets can form internally, even close to stars. A new study reveals that ...

Astronomers now understand that water-rich planets can form internally, even close to stars. A new study reveals that ...