Image: Tiny crystals called zircons are used to date oceanic crust. A newly developed method that detects tiny bits of zircon in rock reliably predicts the age of ocean crust more than 99 percent of ...

An international research team has discovered that a subduction zone's age affects the ability for it to recycle water between the Earth's surface and its inner layers. The more mature the subduction ...

Recent research suggests chunks of Zealandia, an eighth continent that disappeared under the Pacific Ocean, might be 1.3 billion years old.

Tucker, Jonathan M., van Keken, Peter E., and Ballentine, Chris J. 2022. "Earth's missing argon paradox resolved by recycling of oceanic crust." Nature Geoscience ...

Magnetic data suggest Seattle's fault line formed 55 million years ago, when the southern half of a subducting chain of volcanic islands piled onto the continent and tore apart from the northern half.

Scientists have revealed that two continent-size regions in Earth's deep mantle have distinctive histories and resulting chemical composition, in contrast to the common assumption they are the same. A ...

Nagaland's Ophiolite and Meghalaya's caves join UNESCO's tentative World Heritage list, recognising their unique natural features. This move aims to enhance conservation and boost sustainable tourism ...