Although the universe is thought to be about 13.77 billion years old, planet Earth is much younger than that. Current estimates put the age of Earth at around 4.54 billion years, give or take ...

Aug 21, 2024 · A big rethink of our planet’s early years adds to growing fossil, chemical and DNA evidence that Earth was only a few hundred million years old when life began

Feb 19, 2025 · Earth We are finally getting to grips with how plate tectonics started Today, the upheavals of plate tectonics continually reshape Earth. When this began is much disputed - …

Sep 25, 2019 · This area contains some of the oldest preserved rocks on Earth. Of the three most important sites, the Dresser Formation is the oldest, with rocks that are 3.48 billion years old.

Oct 30, 2023 · Seventy years ago, three discoveries propelled our understanding of how life on Earth began. But has the biggest clue to life's origins been staring biologists in the face all along?

Feb 19, 2025 · Earth is some 4.5 billion years old. When it formed from colliding rocks around a dim, young sun, it was presumably lifeless, and geologists long thought that life didn’t emerge …

Scientists’ best estimate is that the universe is about 13.8 billion years old. But, like so many of the largest-scale properties of the universe, we are not entirely sure about its age. There ...

Mar 21, 2025 · Chemical analysis suggests the 400-million-year-old fossil Prototaxites was neither plant, animal or fungus – hinting at a mysterious life form that went extinct long ago

Jul 14, 2009 · The story of evolution spans over 3 billion years and shows how microscopic single-celled organisms transformed Earth and gave rise to complex organisms like animals

Jun 26, 2025 · Just over 4 billion years ago, magma from Earth’s mantle infiltrated a fracture in the young planet’s primordial crust. Over the following aeons, nearly all of the planet’s early …