Tag: crust

Earthquake strikes under Indian Ocean far off Australian coast, but no tsunami warning issued

EARTHQUAKES
A 6.6-magnitude earthquake struck far off southwest Australia on Wednesday, but no tsunami warning was issued. The epicenter was in the Indian Ocean 2,069 kilometers (1,283 miles) southwest of Albany on the southwest tip of Western Australia state at...

Ancient rocks reveal how water helped shape the world

ASTRONOMY
New Curtin-led research has revealed that water played a far bigger role than previously thought in shaping Earth's first continents, transforming the planet's early crust and helping to build the landmasses we see today. In an article published in Communications...

Research suggests Earth’s oldest continental crust is disintegrating

EARTH
Earth's continental configurations have changed dramatically over its billions of years' history, transforming not only their positions across the planet, but also their topography...

Earth’s crust, tectonic plates gradually formed, geoscientists find

EARTH
The Earth's crust continued a slow process of reworking for billions of years, rather than rapidly slowing its growth some 3 billion years ago,...

Evolution of land plants changed composition of Earth’s crust

EARTH
A new study involving an international team of researchers has found that the evolution of land plants caused a sudden shift in the composition...

Ancient source of oxygen for life hidden deep in the Earth’s crust

EARTH
Scientists at Newcastle University have uncovered a source of oxygen that may have influenced the evolution of life before the advent of photosynthesis. The pioneering...

Earth’s crust has been ‘dripping’ beneath Andes Mountains for millions of years

EARTH
Just like honey slowly dripping from a spoon, parts of the rocky outermost layer of Earth's shell are continuously sinking into the more fluid...

Porosity of the moon’s crust reveals bombardment history

ASTRONOMY
Around 4.4 billion years ago, the early solar system resembled a game of space rock dodgeball, as massive asteroids and comets, and, later, smaller...

Taiwan’s crust is moving surprisingly rapidly

EARTHQUAKES
Some mountains can move in the blink of a geological eye. A new study finds evidence of surprisingly rapid upward movement of earth's crust on...

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