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, ...

Figure 1: Trace element cumulative frequency diagrams for zircons from I- and S-type granites of the Lachlan Fold Belt, and from the Jack Hills. Figure 2: Relationship between the concentrations of ...

Fresh evidence suggests early Earth wasn’t locked under a rigid stagnant lid but was already experiencing intense subduction. Ancient melt inclusions and advanced simulations point to continents ...

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 ...

Researchers from Presidency University, Hiroshima University and the National Centre for Earth Science Studies have found rock samples from Chitrial, around 100 km north of Hyderabad in Telangana, ...

A new study has revealed that more than four billion years ago the Earth's surface was drastically altered by a bombardment of giant asteroids. Researchers from around the globe made the discovery ...

To geologists, Earth’s early history is somewhat of a black box. Volcanoes, magma seas and meteorite impacts defined our planet’s surface from its formation, 4.6 billion years ago, until the earliest ...

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 ...