It is the 55,500 year old ash layer Z2 that one of the most distinct ash layers in the Greenland ice cores which is believed to originate from an enormous eruption in Iceland. The same ash layers is also found in many sediment cores from the North…

Geologists float an answer to the mystery of salt flurries beneath Dead Sea: New computer simulation and research helps scientists understand how salt makes its way down rather than up, providing a glimpse into formation of massive deposits around…

Oldest meteorite collection found in the Atacama Desert... 222 meteorites larger than 10 g per squared kilometer per million year... Researchers have uncovered a wealth of well-preserved meteorites that allowed them to reconstruct the rate of falling…

Demosponge steroid biomarker 26-methylstigmastane provides evidence for Neoproterozoic animals... The oldest clue of animal life, dating back at least 100 million years before the Cambrian period, when most major types of animals appear, has been…