These results suggest that similar reactions between helium and iron may have occurred within Earth’s core shortly after its formation, trapping much of the primordial helium-3 in the material that ...

Rocks in the Earth's crust often have long and complex geological ... A currently unexplained phenomenon is the loss of the unreactive gas xenon from our atmosphere more than 2.5 billion years ...

There, a region known as the Supracrustal Belt has a special geology: it sits upon a thick layer of Earth's crust that has protected ... that a lot of ionized xenon and hydrogen were lost during ...

In 2014, scientists announced that a tiny zircon crystal from Australia, 4.4 billion years old, was confirmed to be the oldest discovered fragment of Earth's crust. In 2020, a New York City jury ...

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 ...

Our research group uses multidisciplinary tools to address fundamental geological questions related to the origin and evolution of Earth and other planetary bodies. The main focus is on the crust ...