Kolkata: Zircon a little more than 4 billion years old has previously been found in Kerala’s Wayanad (in 2016) and from the river Baitarani in Odisha (in 2018). The Earth’s oldest zircon discovery, ...

Impact cratering was a dominant geologic process in the early Solar System that probably played an active role in the crustal evolution of the young terrestrial planets. The Earth’s interior during ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the Greek god of the underworld, reflecting the extreme heat that likely ...

Two test methods put the rocks at 4.16 billion years old The volcanic rocks date to primordial Earth's Hadean eon Rocks are surviving fragments of Earth's oldest crust June 26 (Reuters) - Along the ...

The first half a billion years or so of Earth's existence was not so hellish after all, according to research on desert rocks in outback Australia. Geologists Professor Bruce Watson of Rensselaer ...

The first half a billion years or so of Earth's existence was not so hellish after all, according to research on desert rocks in outback Australia. Geologists Professor Bruce Watson of Rensselaer ...