In order for life to emerge both peptides and nucleic acids must have appeared under “prebiotic” conditions. Despite numerous efforts, the formation of these macromolecules without the help of modern ...
Life thrived on Earth far earlier than previously believed, flourishing under the harsh reign of the Hadean eon. LUCA—the last universal common ancestor—was even designed to fend off ancient viruses.
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
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 ...
An artistic reconstruction of Earth during the Hadean eon (~4.5 billion years ago). Intense volcanic activity, heat from accretion, and frequent impacts kept the young Earth in a molten state. This ...
An artistic reconstruction of Earth during the Hadean eon (~4.5 billion years ago). Intense volcanic activity, heat from accretion, and frequent impacts kept the young Earth in a molten state. This ...
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