Parts of ancient Earth may have formed continents and recycled crust through subduction far earlier than previously thought. New research led by scientists at the University of Wisconsin–Madison has ...
Although zircon crystals from Jack Hills, Australia are some of the oldest minerals on Earth, dating to the early Hadean Eon, researchers report that magnetite within the zircons, which could preserve ...
An AI simulation of an impact shows basalt-rich (purple) and basalt-poor (green) regions. (Curtin University) The planet ...
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 ...