Earth is a dynamic and constantly changing planet. From the formation of mountains and oceans to the eruption of volcanoes, the surface of our planet is in a constant state […]
Zircon
Posted inAstrogeology, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Origin & Evolution of Life, Press Release
A Window Into Prebiotic Worlds?
A perspective article published today in Science magazine’s Insights section provides a unique assessment of the study by Dustin Trail and Thomas McCollom contextualizing a new calibration they built to […]
Posted inBiogeochemical Cycles & Geobiology, Press Release
4.4 billion Years Ago Earth was Barren, Flat and Almost Entirely Under Water
ANU scientists say the early Earth was likely to be barren, mountainless and almost entirely under water with a few small islands, following their analysis of tiny mineral grains as […]
Posted inAstrogeology, Origin & Evolution of Life, Press Release
Life on Earth Likely Started Much Earlier Than Thought
UCLA geochemists have found evidence that life likely existed on Earth at least 4.1 billion years ago — 300 million years earlier than previous research suggested. The discovery indicates that […]
Posted inBiogeochemical Cycles & Geobiology, Origin & Evolution of Life
Oldest Piece Of Earth's Crust Suggests A Cool Early History
With the help of a tiny fragment of zircon extracted from a remote rock outcrop in Australia, the picture of how our planet became habitable to life about 4.4 billion […]