‘Earthrise,’ a photo of the Earth taken by Apollo 8 astronaut Bill Anders, Dec. 4, 1968. NASA/Bill Anders via Wikipedia April 17, 2023 Will the Earth last forever? Shichun Huang, University of Tennessee The Earth isn’t permanent, but it was here for four billion years before humans arrived and should be here for several billion more.
Saul Shepstein February 1, 2023 The world’s oldest fossils or oily gunk? New research suggests these 3.5 billion-year-old rocks don’t contain signs of life Birger Rasmussen, The University of Western Australia and Janet Muhling, The University of Western Australia Ancient rocks from Western Australia may not contain the world’s oldest fossils – but they do preserve organic compounds that may have formed the raw materials for the first living cells.
Nostalgia for Infinity / shutterstock June 2, 2020 Billions of years ago, the rise of oxygen in Earth’s atmosphere caused a worldwide deep freeze Matthew Warke, University of St Andrews Scientists have now dated the ‘Great Oxidation Event’ to just before the planet’s first ‘snowball’ period.
April 26, 2012 Volcanic superplume could explain mystery iron The University of Western Australia An episode of extreme volcanic activity may have generated large iron formations long after a rise in atmospheric oxygen…