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Two-billion-year-old salt rock reveals rise of oxygen in ancient atmosphere![]() Princeton NJ (SPX) Mar 23, 2018 A 2-billion-year-old chunk of sea salt provides new evidence for the transformation of Earth's atmosphere into an oxygenated environment capable of supporting life as we know it. The study by an international team of institutions including Princeton University found that the rise in oxygen that occurred about 2.3 billion years ago, known as the Great Oxidation Event, was much more substantial than previously indicated. "Instead of a trickle, it was more like a firehose," said Clara Blattler, ... read more |
Seismologists introduce new measure of earthquake rupturesSanta Cruz CA (SPX) Mar 23, 2018 A team of seismologists has developed a new measurement of seismic energy release that can be applied to large earthquakes. Called the Radiated Energy Enhancement Factor (REEF), it provides a measur ... more
Illusory motion reproduced by deep neural networks trained for predictionTokyo, Japan (SPX) Mar 23, 2018 Deep neural networks (DNNs), which have been developed with reference to the network structures and the operational algorithms of the brain, have achieved notable success in a broad range of fields, ... more
In field tests, device harvests water from desert airBoston MA (SPX) Mar 23, 2018 It seems like getting something for nothing, but you really can get drinkable water right out of the driest of desert air. Even in the most arid places on Earth, there is some moisture in the ... more
Genetic analysis uncovers the evolutionary origin of vertebrate limbsChicago IL (SPX) Mar 23, 2018 As you picture the first fish to crawl out of primordial waters onto land, it's easy to imagine how its paired fins eventually evolved into the arms and legs of modern-day vertebrates, including hum ... more |
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| Previous Issues | Mar 22 | Mar 21 | Mar 20 | Mar 19 | Mar 16 |
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Revolutionary new filter can improve drinking water qualitySydney, Australia (SPX) Mar 23, 2018 Scientists have developed a world-first, graphene-based, laboratory-scale filter that can remove more than 99% of the ubiquitous natural organic matter left behind during conventional treatment of d ... more
Low-tech, affordable solutions to improve water qualityHoughton MI (SPX) Mar 23, 2018 Most of us are used to turning on a tap and water coming out. We rarely question whether this will happen or whether the water is clean enough to bathe in or drink. Though the process of maintaining ... more
UNH researchers find landscape ridges may hold clues about ice age and climate changeDurham NH (SPX) Mar 23, 2018 Take a drive through the countryside near the New Hampshire Seacoast and you might notice a series of tiny rolling hills that look like regularly-spaced ridges. While the repeating pattern may be ey ... more
New technologies and computing power to help strengthen population dataSouthampton UK (SPX) Mar 23, 2018 Research led by the University of Southampton is helping governments in low-income countries strengthen their capacity to build and use population maps, to plan for the future and respond to emergen ... more
Biodiversity 101: Are Earth's wild megafauna doomed?Paris (AFP) March 22, 2018 Pop quiz: How many species of big, land-dwelling animals are there in the world? ... more |
![]() Key biological mechanism is disrupted by ocean acidification
Pacific plastic dump far larger than feared: studyParis (AFP) March 22, 2018 The vast dump of plastic waste swirling in the Pacific ocean is now bigger than France, Germany and Spain combined - far larger than previously feared - and is growing rapidly, a study published Thursday warned. ... more |
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French food fest wants to whet the world's appetiteParis (AFP) March 21, 2018 Truffled frogs legs with spiced raisins, and apple and pear tart with prune and Armagnac ice cream... French chefs were setting out Wednesday to make mouths water in a global celebration of the country's cuisine. ... more
UN and EU say food insecurity worsens as conflicts rageParis (AFP) March 22, 2018 The food security of around 124 million people worldwide was under acute threat at the end of last year, mostly because of worsening conflicts and drought, the UN and EU said Thursday. ... more
Estonia to send 50 troops to reinforce French-led Mali missionTallinn (AFP) March 22, 2018 Estonia's government on Thursday agreed to send 50 troops from the Baltic state to Mali as part of France's Operation Barkhane anti-jihadist mission. ... more
World sees rapid upsurge in extreme weather: reportParis (AFP) March 21, 2018 A world addled by climate change has seen a four-fold increase in major flooding events since 1980, and a doubling of significant storms, droughts and heat waves, Europe's national science academies jointly reported Wednesday. ... more
Superheroes to the rescue of storm-battered Puerto RicoNew York (AFP) March 21, 2018 Comic book superheroes are coming to the rescue of hurricane-ravaged Puerto Rico. ... more |
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Superheroes to the rescue of storm-battered Puerto Rico New York (AFP) March 21, 2018
Comic book superheroes are coming to the rescue of hurricane-ravaged Puerto Rico.
There's Batman, and Wonder Woman, of course, and also a Puerto Rican-inspired female hero named La Borinquena. Their mission is to help reconstruct the US island territory wrecked by Hurricane Maria six months ago.
The 200-page book - entitled "Ricanstruction: Reminiscing & Rebuilding Puerto Rico" - will ... more |
Diamond powers first continuous room-temperature solid-state maser (UPI) Mar 21, 2018
Scientists have built the world's first continuous room-temperature solid-state maser.
Maser stands for "microwave amplification by stimulated emission of radiation." The device is the older sibling of the laser and operates at microwave frequencies. But while masers came first, the technology never caught on like the laser. That's mostly because masers require temperatures approaching ... more |
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Low-tech, affordable solutions to improve water quality Houghton MI (SPX) Mar 23, 2018
Most of us are used to turning on a tap and water coming out. We rarely question whether this will happen or whether the water is clean enough to bathe in or drink. Though the process of maintaining water quality is practically invisible to most of us, removing bacteria and contaminants from water requires a lot of effort from both humans and treatment systems alike.
Mohammad Alizadeh Fard ... more |
Geoengineering polar glaciers to slow sea-level rise Princeton NJ (SPX) Mar 20, 2018
Targeted geoengineering to preserve continental ice sheets deserves serious research and investment, argues an international team of researchers in a Comment published March 14 in the journal Nature. Without intervention, by 2100 most large coastal cities will face sea levels that are more than three feet higher than they are currently.
Previous discussions of geoengineering have looked at ... more |
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French food fest wants to whet the world's appetite Paris (AFP) March 21, 2018
Truffled frogs legs with spiced raisins, and apple and pear tart with prune and Armagnac ice cream... French chefs were setting out Wednesday to make mouths water in a global celebration of the country's cuisine.
Some 3,300 restaurants in more than 150 countries are taking part in the "Good France" festival, from small village cafes in rural Gascony to three-star Michelin chef Paul Pairet's ... more |
Seismologists introduce new measure of earthquake ruptures Santa Cruz CA (SPX) Mar 23, 2018
A team of seismologists has developed a new measurement of seismic energy release that can be applied to large earthquakes. Called the Radiated Energy Enhancement Factor (REEF), it provides a measure of earthquake rupture complexity that better captures variations in the amount and duration of slip along the fault for events that may have similar magnitudes.
Magnitude is a measure of the r ... more |
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Estonia to send 50 troops to reinforce French-led Mali mission Tallinn (AFP) March 22, 2018
Estonia's government on Thursday agreed to send 50 troops from the Baltic state to Mali as part of France's Operation Barkhane anti-jihadist mission.
"By participating in an operation with the aim of creating stability on the southern edge of NATO and the EU, we support our strong European ally," Estonian Defence Minister Juri Luik said in a government statement.
The country's parliame ... more |
Illusory motion reproduced by deep neural networks trained for prediction Tokyo, Japan (SPX) Mar 23, 2018
Deep neural networks (DNNs), which have been developed with reference to the network structures and the operational algorithms of the brain, have achieved notable success in a broad range of fields, including computer vision, in which they have produced results comparable to, and in some cases superior to, human experts. In recent years, DNNs have also been expected to be useful as a tool for st ... more |
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Dead tress across Mongolian lava field offer clues to past droughts Tucson AZ (SPX) Mar 19, 2018
The extreme wet and dry periods Mongolia has experienced in the late 20th and early 21st centuries are rare but not unprecedented and future droughts may be no worse, according to an international research team that includes a University of Arizona scientist.
The research team developed a climate record stretching 2,060 years into Mongolia's past by using the natural archive of weather con ... more |
Diamonds from the deep: Study suggests water may exist in Earth's lower mantle Berkeley CA (SPX) Mar 20, 2018
Water on Earth runs deep - very deep. The oceans have been measured to a maximum depth of 7 miles, though water is known to exist well below the oceans. Just how deep this hidden water reaches, and how much of it exists, are the subjects of ongoing research.
Now a new study suggests that water may be more common than expected at extreme depths approaching 400 miles and possibly beyond - wi ... more |
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The early bird got to fly: Archaeopteryx was an active flyer Grenoble, France (SPX) Mar 21, 2018
The question of whether the Late Jurassic dino-bird Archaeopteryx was an elaborately feathered ground dweller, a glider, or an active flyer has fascinated palaeontologists for decades. Valuable new information obtained with state-of-the-art synchrotron microtomography at the ESRF, the European Synchrotron (Grenoble, France), allowed an international team of scientists to answer this question in ... more |
Lights out for world landmarks in nod to nature Paris (AFP) March 22, 2018
World landmarks from the Eiffel Tower to the Empire State Building will go dark this weekend to support the fight against climate change and highlight the dangers mankind poses to nature.
The 11th edition of Earth Hour, an annual bid to raise awareness about climate change caused by burning fossil fuels, will see iconic structures cut the lights at a time when global temperatures are the hig ... more |
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Physicists discover new quantum electronic material Massachusetts Institute of Technology
Boston MA (SPX) Mar 20, 2018
A motif of Japanese basketweaving known as the kagome pattern has preoccupied physicists for decades. Kagome baskets are typically made from strips of bamboo woven into a highly symmetrical pattern of interlaced, corner-sharing triangles.
If a metal or other conductive material could be made to resemble such a kagome pattern at the atomic scale, with individua ... more |
Sudan, the world's last male northern white rhino, dies aged 45 Ol Pejeta, Kenya (AFP) March 20, 2018
Sudan, the last male northern white rhino, has died in Kenya at the age of 45, after becoming a symbol of efforts to save his subspecies from extinction, a fate that only science can now prevent.
When Sudan was born in 1973 in the wild in Shambe, South Sudan, there were about 700 of his kind left in existence.
At his death, there are only two females remaining alive and the hope is that ... more |
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China to reorganise propaganda efforts at home and abroad Beijing (AFP) March 21, 2018
China Wednesday announced a series of changes aimed at strengthening its global influence, including the creation of a centralised news service to better communicate the ruling Communist Party's message at home and abroad.
The changes are part of a larger overhaul of government functions that will also see an increased role for the United Front Work Department, a shadowy organisation that ha ... more |
Invasive beetle threatens Japan's famed cherry blossoms Tokyo (AFP) March 22, 2018
Across Japan's capital, delicate pink and white cherry blossoms are emerging, but the famed blooms are facing a potentially mortal enemy, experts say: an invasive foreign beetle.
The alien invader is aromia bungii, otherwise known as the red-necked longhorn beetle, which is native to China, Taiwan, the Korean peninsula and northern Vietnam.
The beetles live inside cherry and plum trees, ... more |
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