New study challenges discovery of Earth’s ‘oldest’ impact crater - The discovery of an ancient meteorite impact crater was ...

Excavating the mysteries beneath Earth’s crust is a challenging endeavor. However, a groundbreaking Earth’s crust discovery project drilled over a mile deep into the crust near the Atlantis ...

Early Earth's first crust composition discovery rewrites geological timeline. ScienceDaily. Retrieved June 11, 2025 from www.sciencedaily.com / releases / 2025 / 04 / 250402122139.htm.

A study published in Nature on 2 April reveals that Earth's first crust, formed about 4.5 billion years ago, probably had chemical features remarkably like today’s continental crust.

EARTH is just shy of 4.6 billion years old and roughly a couple hundred million years later the planetary blob began to cool enough for it to form its first crust.

Groundbreaking discovery: ... Read the original article. Citation: ... Mantle heat may have boosted Earth's crust 3 billion years ago. Apr 24, 2024.

Life depends on Earth’s ancient continental crust – but there are only a few places where remnants of it can still be seen today. A groundbreaking discovery: how we found remnants of Earth’s ...

Our planet was born around 4.5 billion years ago. To understand this mind-bendingly long history, we need to study rocks and the minerals they are made of.

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

This discovery alone would be an impressive find. If you know a sample of rock is only one step removed from Earth's first crust, terra primum, then "by studying the makeup of these rocks, you ...

To make the discovery, the team studied three geochemistry tracers — uranium–lead, Lutetium–hafnium and Oxygen — to date the crystals and match their signatures to other ancient crust.

Before this discovery, the structure of the Earth was assumed to be comprised of four ... while the crust is a mere 3.1 miles to 43.5 miles ... Do you have a question about the Earth's layers?