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Geologists Confirm a Staggering 2.2 Billion-Year-Old Impact Crater in Australia
Science Alert   22 January 2020   Australia  
Location of the crater. (The Conversation)
<p>Throughout its life, our planet has been pummelled by countless asteroids and comets - even more so than the crater-ridden Moon. Today, thanks to Earth's continually changing surface, there are remarkably few scars left to tell the tale.<br />Australia's ...
Geologists May Have Finally Solved The Secret of Machu Picchu's Strange Location
Science Alert   25 September 2019   Peru   Machu Picchu  
Natural blocks of stone in Machu Picchu. (Rualdo Menegat)
<p>As beautiful as Machu Picchu is, it's not the easiest place to get to, high up in the Andes with steep drops to the Urubamba River on three sides. Now researchers think they might know why the site was chosen.<br />The secret may lie deep below this iconic ...
Geologists Just Discovered a Source of Volcanoes Deeper Than Ever Before
Science Alert   20 May 2019   World  
(Wendy Kenigsberg/Clive Howard, Cornell University, modified from Mazza et al. 2019)
<p>Researchers have pinpointed a previously unknown source of volcanoes in the extreme depths of Earth - in the transition zone between the upper and lower mantle.<br />Until now, we thought we had a handle on the ways in which volcanoes form, welling up from ...
Geologists Just Found a Long-Lost Bridge Between The UK And The Rest of Europe
Science Alert   19 September 2018   UK  
How the British Isles might have formed. (Plymouth University)
<p>For hundreds of years, geologists have thought the modern-day British mainland was formed by the collision of two ancient land masses, Avalonia and Laurentia.<br />Now, new research suggests a third continent was involved &ndash; Armorica, which today makes ...