The Giant Impact Hypothesis has long fascinated scientists as the leading explanation for the Moon's formation. Around 4.5 billion years ago, the Earth and a Mars-sized protoplanet called Theia ...

New Delhi: About 4.5 billion years ago, a protoplanet called Theia collided with the Earth, changing the size, composition and orbit of the planet and forming the Moon. Deep within the interior of the ...

In this week's Science for All newsletter, Divya Gandhi explains how water shaped Earth’s evolution three billion years ago ...

Our Earth is around 4.5 billion years old. Way back in its earliest years, vast oceans dominated. There were frequent volcanic eruptions and, because there was no free oxygen in the atmosphere, there ...