Geologists from the University of Hong Kong (HKU) have made a breakthrough in understanding how Earth's early continents ...

They reveal that the chemical composition of the deep mantle has remained almost intact since the Earth's formation 4.5 ...

Various geophysical models have shown that Ar, a natural decay product of 40K, is depleted in Earth’s main reservoirs (i.e., continental crust, atmosphere, and silicate mantle). This indicates that a ...