Tag Archives: Geology

750 million years of the Earth’s history

The Visible Paleo-Earth project is an initiative by the Planetary Habitability Laboratory (PHL) of the University of Puerto Rico at Arecibo (UPR Arecibo) to visualize the Earth’s appearance over the past 750 million years. You may have already seen Ronald … Continue reading

Posted in History | Tagged , , , , | Leave a comment

Mapping Earth’s Leaky Surface

New Scientist has a piece on the first global permeability map – showing how easily water passes through surface rocks. Apparently scientists don’t currently know just how much water there is underground, so this map could lead to greater knowledge … Continue reading

Posted in Science | Tagged , , | Leave a comment