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‘Marsquakes’ reveal red planet’s hidden geology
Nature.com   13 December 2019  
Credit: NASA/JPL-Caltech
<p>San Francisco, California<br />The marsquakes are coming fast and furious. From its landing site near the Martian equator, NASA&rsquo;s InSight mission is detecting about two quakes per day &mdash; and the rate is going up.<br />&ldquo;We have a lot,&rdquo; ...
Ancient Whale Fossil Helps Detail How the Mammals Took From Land to Sea
Smithsonian   11 December 2019   World  
Michael Nolan / robertharding via Getty Images
<p>Whales don&rsquo;t swim like fish do. Instead of moving their tales side-to-side like a shark or a sunfish, the marine mammals pump their tails up-and-down to propel themselves forward. But over 50 million years ago, the earliest whales had legs and could ...
Mars: we may have solved the mystery of how its landslides form
The Conversation   02 December 2019  
Cerberus Fossae, with steep slopes having active landslides. NASA
<p>Some landslides on Mars seem to defy an important law of physics. &ldquo;Long, runout landslides&rdquo; are formed by huge volumes of rock and soil moving downslope, largely due to the force of gravity. But their power is hard to account for. With volumes ...
Stunning dinosaur skull discovery turns paleontologists' assumptions upside down
Fox News   26 November 2019   Canada  
Hannah's skull, seen from all sides. (Credit: Scott Persons)
<p>A newly discovered dinosaur skull has shaken paleontologists' assumptions to the core, throwing a wrench into the idea that all dinosaurs had symmetrical faces.<br />The fossilized skull of the Styracosaurus was unearthed and researchers were surprised ...
95-Million-Year-Old Skull Fossil Points to 'Biblical Snake' with Hind Legs
Interesting Engineering   21 November 2019   Argentina  
Raúl Orencio Gómez/Universidad de Buenos Aires
<p>A team of paleontologists discovered a wonderfully well-preserved snake skull in Argentina, shedding new light on the origin of the species. <br />From their findings, the team has deduced the snake had rear limbs and possibly evolved from giant lizards. ...
First geological map of Titan reveals varied, intriguing geology
ZME Science   18 November 2019   World  
Titan’s main geological features. Image credits: Lopes et al.
<p>Titan&rsquo;s atmosphere is dense and hazy, just like Earth&rsquo;s. The satellite also features intricate, stable bodies of liquid on its surface. But that&rsquo;s where the similarities with the Earth end. Titan&rsquo;s liquid isn&rsquo;t water, but hydrocarbon ...
Fluffy dinosaurs used to live at the South Pole, scientists say
CNN   14 November 2019   South Pole  
Recent research suggests that there used to be feathered dinosaurs in the South Pole.
<p>(CNN) The South Pole has been home to penguins, whales and -- 100 million years ago -- dinosaurs with fluffy feathers, new findings show.<br />This is the first time scientists have ever found evidence that dinosaurs used feathers in extreme climates like ...
Oldest carnivorous dinosaur fossil unearthed in Brazil
Phys Org   13 November 2019   Brazil  
<p>A team of researchers from Universidade Federal de Santa Maria and Universidade de S&atilde;o Paulo, both in Brazil, has found and identified the oldest carnivorous dinosaur fossil to date. In their paper published in the journal PeerJ, the group describes ...
The World's Thickest Mountain Glacier Is Finally Melting, and Climate Change Is 100% to Blame
livescience   07 November 2019   Alaska  
Taku Glacier in Alaska can be seen holding strong in this satellite image captured in August 2014. (Image: © NASA Earth Observatory)
<p>Massive and meaty, the Taku Glacier in Alaska's Juneau Icefield was a poster child for the frozen places holding their own against climate change. As the largest of 20 major glaciers in the region and one of the single thickest glaciers in the world (it ...
Top 10 hydroelectric dams in the world
CSO magazine   01 November 2019   World  
<p>Generating electricity via hydroelectric facilities is certainly evocative; the primordial rush of water driving turbines is perhaps the most visual example of nature being harnessed to satiate our relentless demand for electricity. Not only does hydropower ...