Earth Day is on Tuesday, April 22, this year. The annual observation is set aside to increase awareness around environmental ...

In the modern world, a reliable supply of hydrogen gas is vital for the function of society. Fertilizer produced from ...

Stable parts of the Earth's crust may not be as immovable as previously thought. While much of the crust is affected by plate tectonic activity, certain more stable portions have remained ...

Beyond the outer core lies the mantle, a 1,800-mile-thick layer of viscous molten rock on which Earth's outermost layer, the crust, rests. On land, the continental crust is an average of 19 miles ...

The scientists found that in the central region of the mountain range, Earth’s crust is currently peeling away, a process scientifically known as lithospheric foundering. Kilb and Schulte-Pelkum ...

Researchers discover Earth's first crust, formed 4.5 billion years ago, had chemical features similar to modern continental crust. (photo credit: Tanya Kalian. Via Shutterstock) A study published ...