ScienceAlert on MSN

Asteroids May Have Delayed The Birth of Earth's First Continents

An AI simulation of an impact shows basalt-rich (purple) and basalt-poor (green) regions. (Curtin University) The planet ...

When Earth Was an Asteroid Rain Hell

Researchers from Curtin University in Australia modeled the heat dynamics of early Earth during the Hadean period around 4 ...

Ancient asteroid barrage may explain why early Earth had no stable continents

New research led by Curtin University and QUT (Queensland University of Technology) has revealed that repeated asteroid ...

Why was the early Earth so hot? The heat wasn’t just coming from the inside

When you think about a large asteroid impact, you might imagine a moment of devastation: a violent collision, a blast of heat ...
La Brújula Verde

Earth’s First Continents Emerged in an Inferno of Fire and Water, Making the Planet Habitable Hundreds of Millions of Years Earlier Than the Fossil Record Indicates

Hadean was an inferno of fire and water that laid the foundations for life on Earth. Credit: Guillermo Carvajal / labrujulaverde.com Analyses of 4-billion-year-old minerals reveal active tectonics and ...
India Today on MSN

Asteroid impacts kept early Earth hot and unstable, study finds

A new study says repeated asteroid impacts drove heat deep into the young Earth and kept its crust weak. This suggests heavy ...

Earth was an asteroid rain hell: Earth was hammered so hard by asteroid impacts around 4 billion years ago that its crust may have stayed too hot and unstable for c…

Earth four billion years ago was very different from the world today. Rather than having firm continents surrounded by oceans ...
Los Angeles Times

Tiny zircons suggest life on Earth started earlier than we thought, UCLA researchers say

Los Angeles may be a city obsessed with youth, but it is also home to the world’s largest collection of Hadean zircons — the oldest known material on Earth. Hadean zircons are tiny — about the same ...
techtimes

Early Earth may not have been molten hell, but a place of solid crust and liquid water

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.
insider.si.edu

Hadean Earth / T. Mark Harrison

Intro -- Preface -- References -- Contents -- 1 Why Hadean? -- Abstract -- 1.1 Introduction -- 1.2 Organization of This Book -- 1.2.1 A Brief Overview -- 1.2.2 Chapter Themes -- 1.3 Defining the ...