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Cracking open the formation of fossil concretions![]() Nagoya, Japan (SPX) May 03, 2018 All over the world, spectacular fossils have frequently been found preserved inside solid, roughly spherical rocks called "concretions." From geologists to casual observers, many have wondered why these hardened masses of carbonate formed around dead organisms, with round shapes and sharp boundaries with the surrounding material, typically in marine mud and mudstone. Several important questions regarding concretions have long puzzled scientists. What conditions cause them to form? How long do they ... read more |
Scientists find the first bird beak, right under their nosesNew Haven CT (SPX) May 03, 2018 Researchers have pieced together the three-dimensional skull of an iconic, toothed bird that represents a pivotal moment in the transition from dinosaurs to modern-day birds. Ichthyornis dispa ... more
Why Antarctic snow melts even in winterSwansea UK (SPX) May 03, 2018 Even though the sun does not shine in Antarctica in winter, in some places snow on the glaciers can melt. The cause: warm wind. Utrecht glacier researcher Peter Kuipers Munneke discovered that ... more
Are emperor penguins eating enough?Cape Cod MA (SPX) May 03, 2018 For Emperor penguins waddling around a warming Antarctic, diminishing sea ice means less fish to eat. How the diets of these tuxedoed birds will hold up in the face of climate change is a big questi ... more
Early humans in the Philippines 700,000 years ago: studyParis (AFP) May 2, 2018 Were the early humans roaming east Asia more than half-a-million years ago clever enough to build sea-faring watercraft and curious enough to cross a vast expanse of open sea? ... more |
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| Previous Issues | May 02 | May 01 | Apr 30 | Apr 27 | Apr 26 |
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Kanpur leads WHO blacklist of cities with worst air pollutionLucknow, India (AFP) May 2, 2018 Residents of Kanpur reacted with dismay Wednesday after the Indian city was found to have the worst air quality in a global World Health Organization survey that urged the nation to clean up its act. ... more
Spring melts a path through frozen Finnish archipelagoVaasa, Finland (AFP) May 2, 2018 Spring has started to melt a way through the giant frozen expanse of this archipelago in western Finland, as cracks in the ice turn into rust-coloured pools around wooden jetties in a sign of the coming summer. ... more
Weather forecast model predicts complex patterns of volcanic ash dispersalBristol UK (SPX) May 03, 2018 New research, led by the University of Bristol, has provided fresh insight into how huge volcanic ash plumes, which can critically disrupt aviation and cause major impact on the ground, are transpor ... more
River dolphins are declining steeply in the Amazon basinWashington DC (SPX) May 03, 2018 Populations of freshwater dolphins in the Amazon basin are in steep decline, dropping by half about every decade at current rates, according to a study published May 2, 2018 in the open-access journ ... more
Amazon river dolphins in steep decline: studyTampa (AFP) May 2, 2018 Two kinds of river dolphins are dying off fast in the Amazon region, and may face extinction unless they are more vigorously protected against fishing, researchers in Brazil said Wednesday. ... more |
![]() Ex-Gambia generals deny desertion
Moon holds key to improving satellite views of EarthParis (ESA) May 01, 2018 Many Earth observation satellites make use of an added ingredient to ensure reliable, good quality environmental data: the Moon. While the surface of the Earth is ever changing, the face of th ... more |
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Earth's magnetic field is not about to reverseLiverpool UK (SPX) May 01, 2018 A study of the most recent near-reversals of the Earth's magnetic field by an international team of researchers, including the University of Liverpool, has found it is unlikely that such an event wi ... more
Twin spacecraft to weigh in on Earth's changing waterPasadena CA (JPL) May 01, 2018 A pair of new spacecraft that will observe our planet's ever-changing water cycle, ice sheets and crust is in final preparations for a California launch no earlier than Saturday, May 19. The Gravity ... more
Key Parker Solar Probe sensor bests sun simulator-last launch hurdleAnn Arbor MI (SPX) May 01, 2018 You don't get to swim in the sun's atmosphere unless you can prove you belong there. And the Parker Solar Probe's Faraday cup, a key sensor aboard the $1.5 billion NASA mission launching this summer ... more
Extreme mobility of mantis shrimp eyesBristol UK (SPX) May 02, 2018 New research, led by biologists from the University of Bristol, has uncovered fresh findings about the most mobile eyes in the animal kingdom - the eyes of the mantis shrimp. Mantis shrimp vis ... more
Pacific and China on agenda as Macron arrives in AustraliaSydney (AFP) May 1, 2018 Emmanuel Macron arrived in Australia Tuesday on a rare visit by a French president, with the two sides expected to agree on greater cooperation in the Pacific to counter a rising China. ... more |
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Before the flood arrives Pasadena CA (JPL) Apr 30, 2018
River floods are one of the most common and devastating of Earth's natural disasters. In the past decade, deluges from rivers have killed thousands of people every year around the world and caused losses on the order of tens of billions of U.S. dollars annually. Climate change, which is projected to increase precipitation in certain areas of the planet, might make river floods in these places mo ... more |
Ames Lab takes the guesswork out of discovering new high-entropy alloys Ames IA (SPX) May 02, 2018
The U.S. Department of Energy's Ames Laboratory has developed a method of computational analysis that can help predict the composition and properties of as-yet unmade high performance alloys.
These materials are made up of multiple elements (four or more) and highly sought after for their simple structures, excellent mechanical properties over a wide range of temperatures, and improved oxi ... more |
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Scientists discover balance of thermal energy and low climate stress drive coral species diversity New York NY (SPX) May 02, 2018
Marine scientists from WCS (Wildlife Conservation Society), University of Warwick, and University of Queensland have identified two key factors that create the ideal conditions needed for high species diversity in coral reefs: thermal energy in the form of warm water and low climate stress.
In a new study recently published in the Journal of Biogeography, scientists from a number of instit ... more |
Mission to study how melting polar ice affects regional sea levels Pasadena CA (JPL) May 03, 2018 Reports of the rapidly melting West Antarctic ice sheet often refer to how much the melting could add to global sea levels - as if meltwater raises the ocean evenly, like a sink filling up. The reality is far different. Water from West Antarctica will end up raising sea levels more in Los Angeles and Miami than in Rio de Janeiro, for example, even though Brazil is thousands of miles closer to An ... more |
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Wood you like a drink? Japan team invents 'wood alcohol' Tokyo (AFP) May 1, 2018
Discerning drinkers may soon be able to branch out after Japanese researchers said Tuesday they have invented a way of producing an alcoholic drink made from wood.
The researchers at Japan's Forestry and Forest Products Research Institute say the bark-based beverages have woody qualities similar to alcohol which is aged in wood barrels. They hope to have their "wood alcohol" on shelves withi ... more |
Catching mantle plumes by their magma tails Austin TX (SPX) Apr 30, 2018 Hawaii's volcanos stand as silent sentinels. They guard the secret of how they formed, thousands of miles away from where the edges of tectonic plates clash and generate magma for most volcanos. A 2017 Nature study by Jones et al. found the best clues yet of the origin of Hawaii's volcanos through simulation of a shift in the Pacific plate three million years ago. What remains elusive is conclus ... more |
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Ex-Gambia generals deny desertion Banjul, Gambia (AFP) May 2, 2018
Two renegade generals who followed ex-Gambia president Yahya Jammeh into exile pleaded not guilty on Wednesday to a charge of desertion brough by the military.
General Umpa Mendy and General Ansumana Tamba sought refuge in Equatorial Guinea alongside Jammeh in January 2017 after his brutal 22-year rule came to an end.
They were arrested at the beginning of the year, shortly after they re ... more |
Engraved Crimean stone artifact may demonstrate Neanderthal symbolism Washington DC (SPX) May 03, 2018 A flint flake from the Middle Paleolithic of Crimea was likely engraved symbolically by a skilled Neanderthal hand, according to a study published May 2, 2018 in the open-access journal PLOS ONE by Ana Majkic from the University of Bordeaux, France and colleagues. The authors developed a detailed framework for interpreting engravings on stone artifacts.
Engraved stone artifacts are importa ... more |
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Dramatic action needed on climate change: UN Paris (AFP) April 30, 2018
The world must redouble efforts to halt global warming before it is too late, the UN's climate chief said Monday as nearly 200 nations kicked off talks in Bonn.
"Our window of time for addressing climate change is closing very quickly," Patricia Espinosa told journalists. "We need to dramatically increase our ambition."
The 12-day technical talks are focused on hammering out an "operatin ... more |
CryoSat reveals retreat of Patagonian glaciers Paris (ESA) May 03, 2018 While ESA's CryoSat continues to provide clear insight into how much sea ice is being lost and how the Antarctic and Greenlandic ice sheets are changing, the mission has again surpassed its original scope by revealing exactly how mountain glaciers are also succumbing to change.
Glaciers all over the globe are retreating - and for the last 15 years, glacial ice has been the main cause of se ... more |
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New evidence that volcanism triggered the late Devonian extinction Sosnoweic, Poland (SPX) May 02, 2018
Now, geologists have discovered a likely culprit: major volcanism, as revealed by a widespread pulse of mercury. The study was led by geologist Grzegorz Racki of the University of Silesia, Sosnoweic, Poland. "Up until now the main debate on this mass extinction has been what the main direct cause was," explains Racki. "We provide the first clear evidence for volcanism." The study was published o ... more |
Carbon taxes can be both fair and effective, study shows Boston MA (SPX) Apr 11, 2018
Putting a price on carbon, in the form of a fee or tax on the use of fossil fuels, coupled with returning the generated revenue to the public in one form or another, can be an effective way to curb emissions of greenhouse gases. That's one of the conclusions of an extensive analysis of several versions of such proposals, carried out by researchers at MIT and the National Renewable Energy Laborat ... more |
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A surprising new superconductor Boulder CO (SPX) May 02, 2018
Last September, CIRES chemist and instrument designer Don David and colleagues Dave Pappas and Xian Wu at the National Institute of Standards and Technology discovered a powerful new plated metal combination that superconducts at easily attained temperatures - paving the road for the next critical steps in the development of cutting-edge supercomputers.
David and his colleagues just publis ... more |
Extreme mobility of mantis shrimp eyes Bristol UK (SPX) May 02, 2018
New research, led by biologists from the University of Bristol, has uncovered fresh findings about the most mobile eyes in the animal kingdom - the eyes of the mantis shrimp.
Mantis shrimp vision is extraordinary, both in terms of their colour vision and their ability to see the polarisation of light.
Not only this, but they have extremely mobile eyes that never seem to stop moving. ... more |
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Out for the count? Hong Kong's battered independence movement Hong Kong (AFP) May 2, 2018
It was only two years ago that thousands gathered near government headquarters in the heart of Hong Kong for an energetic rally in support of independence from China.
Today such scenes are unthinkable in the semi-autonomous city as Beijing ramps up pressure on any challenge to its sovereignty.
The crackdown on independence campaigners has seen activists barred from standing for office an ... more |
China's native forests imperiled by proliferating tree plantations Princeton NJ (SPX) May 03, 2018 China has implemented some of the world's most ambitious policies to protect and restore forests, yet these programs still miss the mark, according to a team of researchers led by Princeton University.
Using satellite imagery and household interviews, the team looked at how government policies affected land use in southwestern China between 2000 and 2015.
Overall tree cover grew by 3 ... more |
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