News

Geologists suggest early continents formed through mantle plumes, not plate collisions
Geologists from the University of Hong Kong (HKU) have made a breakthrough in understanding how Earth's early continents ...
A Fragment of Earth’s Original Crust Still Exists—and It’s Buried in Canada
Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...
Scientists Just Found Earth’s Pulse – And It’s Tearing a Continent Apart
Researchers mapped a pulsing mantle plume under Afar that channels molten rock upward, stretching Africa’s crust until it ...
Indy100 on MSN3d
The Earth’s crust is disappearing beneath our feet – and most people don’t even realise it
The Earth’s crust is disappearing right beneath our feet – and most people don’t even realise it. Now, if you’re a geologist, ...
The Daily Star1mon
continental crustal plates | The Daily Star
It's important to know that the Earth's crust is a kind of puzzle ― albeit a dynamic one that consists of many individual pieces: A few gigantic oceanic plates and several small continental ...
The Conversation6mon
Continental drift: why the need for critical minerals might change the way we define Earth’s zones - The Conversation
The oldest oceanic plates on Earth date back about 200 million years. In contrast, the crust of continents lies under shallow oceans and land. It is highly variable in composition and age.
The New York Times8mon
Some Geologists Argue Earth Has Fewer Than Seven Continents - The New York Times
The crust making up Zealandia is between 10 and 30 kilometers thick, making it thicker than the seven kilometers of most ocean crust. But it is not as thick as other continents’ crust, typically ...
Live Science1y
'The difference between alarming and catastrophic': Cascadia megafault has 1 especially deadly section, new map reveals
The data covered 560 miles (900 km) of the boundary between the continental North American plate and the oceanic plates Juan de Fuca, Explorer and Gorda, all of which are plunging beneath North ...
National Geographic news1y
The lost continent of Zealandia has been mapped for the first time
This enormous chunk of submerged continental crust sits between Antarctica and Australia, where it connected the landmasses as part of a supercontinent some 300 million years ago.
NextBigFuture2y
Understanding the Earth’s Crust and Reaching the Mantle
When plates collide, oceanic crust will be subducted under continental crust, recycling it back into the mantle. Therefore, oceanic crust never gets to age as much as continental crust, which almost ...
The Tribune2y
Early Earth was covered with oceanic crust surface
OTTAWA: Early Earth was largely covered with an oceanic crustlike surface unlike the continental crust that researchers had expected to find suggests a new study The Tribune, now published from ...
Science Daily2y
New clues about the rise of Earth's continents - ScienceDaily
New research deepens the understanding of Earth's crust by testing and ultimately eliminating one popular hypothesis about why continental crust is lower in iron and more oxidized compared to ...