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, ...

Your browser does not support the video element. The durable mineral zircon is the oldest known stuff in our Earth's crust. It is formed only under extreme ...

In Earth’s early days, more than 4 billion years ago, the surface was a dangerous and unpredictable place. Violent volcanoes, crashing meteorites, and constant tectonic activity repeatedly resurfaced ...

Add Yahoo as a preferred source to see more of our stories on Google. A new analysis of ancient grains of crystal embedded in rock from the Australian outback suggests Earth had dry land and fresh ...

Conditions on Earth during its first 500 million years may have been cool enough to form oceans of water instead of being too hot for life to form. This alternate view of Earth's first geologic eon, ...

Scientists used to think that when Earth first formed, it was an uninhabitable wasteland, covered with molten lava and without a solid crust or ocean. They thought it was, literally, Hell on Earth.

Early Earth was hit by objects over 600 miles in diameter capable of "global sterilization" and "ocean vaporization," wrote the authors of a new study. The durable mineral zircon is the oldest known ...

Early Earth was hit by objects over 600 miles in diameter capable of "global sterilization" and "ocean vaporization," wrote the authors of a new study. The durable mineral zircon is the oldest known ...