Science news

• Ötzi the Iceman froze to death

  21-04-2017 23:47
  
  Copper Age Iceman froze to death, with shoulder and head damage.
  
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• Canadian cities prepare to march for science

  21-04-2017 21:45 via cbc.ca
  
  Nineteen locations across Canada are participating in this Saturday's March for Science, designed to promote and advocate for science.
  
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• Ocean 'conveyor belt' brings billions of plastic particles into Arctic waters

  21-04-2017 20:06 via cbc.ca
  
  An ocean current is acting as a kind of conveyor belt leading billions of bits of plastic to a dead end in the Arctic, according to new research published in the journal Science Advances.
  
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• Top 10 science anniversaries of 2017

  21-04-2017 16:57
  
  2017 offers an abundance of scientific anniversaries to celebrate, from pulsars and pulsar planets to Einstein’s laser, Einstein’s cosmos and the laws of robotics.
  
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• Company offers to launch customers' DNA into space with the help of Canadian tech

  21-04-2017 16:34 via cbc.ca
  
  A company that has been sending cremated remains into space since 1997, announced on Friday it is partnering with an Ontario-based DNA processing lab to expand its services to the living.
  
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• Fountain of Youth? Young Blood Infusions "Rejuvenate" Old Mice

  21-04-2017 13:30 via rss.sciam.com
  
  Elderly rodents that received human umbilical cord blood improved significantly in memory tests
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• The March for Science Is Just the First Step

  21-04-2017 13:00 via rss.sciam.com
  
  The event’s organizers want people of all political persuasions to press for science-based policy
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• In ‘grand finale,’ Cassini spacecraft sets off on collision course with Saturn

  21-04-2017 13:00
  
  The Cassini spacecraft will plunge into Saturn’s atmosphere and disintegrate on Sept. 15, but is slated to do some solid science before its demise.
  
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• Could a Bone Protein Help Shed Pounds?

  21-04-2017 12:45 via rss.sciam.com
  
  A hormone from skeletal cells works in the brain to decrease appetite
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• With these glasses, a legally blind teen can see — and shoot 3s with the Harlem Globetrotters

  21-04-2017 11:00 via cbc.ca
  
  An Ontario teen who is legally blind not only got to hang out with a couple of Harlem Globetrotters recently — he was able to actually see them, thanks to technology from a Toronto startup.
  
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• WHO's Global Hepatitis Report sets baseline to eliminate viral hepatitis by 2030

  21-04-2017 06:00
  
  (World Hepatitis Alliance) The World Hepatitis Alliance today welcomes the publication of the first-ever Global Hepatitis Report by the World Health Organization (WHO), which includes new data on the prevalence and global burden of viral hepatitis.
  
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• Weight expectations: Context and distraction skew what we predict and remember

  21-04-2017 06:00
  
  (Michigan Technological University) Context can alter something as basic as our ability to estimate the weights of simple objects. As we learn to manipulate those objects, context can even tease out the interplay of two memory systems and shows how distraction can affect multitasking.
  
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• Two-dimensional melting of hard spheres experimentally unravelled after 60 years

  21-04-2017 06:00
  
  (University of Oxford) After extensive research scientists from the Department of Chemistry at the University of Oxford have found experimental evidence of melting in two-dimensional substances. Findings from the study could be used to support technological improvements to thin film materials such as graphene.
  
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• The protein CHIP unfurls anti-aging activity

  21-04-2017 06:00
  
  (University of Cologne) Not only does our way of life determine how long we live but so too does our genetic material. Of particular importance here is a genetic program that is controlled by the insulin receptor. A team of researchers from the Universities of Cologne and Bonn has now discovered how protein aggregation affects this genetic program and thus triggers aging. The results have now been published in the journal 'Cell'.
  
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• That's what friends are for

  21-04-2017 06:00
  
  (British Psychological Society) Friendships play a vital role in helping people get through substantial challenges in life, according to a new study.
  
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• Promising mouse model for a devastating genetic deficiency

  21-04-2017 06:00
  
  (RIKEN) Researchers from the Global Research Cluster in Japan have developed a potential mouse model for the genetic disorder known as an NGLY1 deficiency. Published in the journal PLOS Genetics, the study describes how a second knockout produces mice that survive after birth and have symptoms that are analogous to humans with NGLY1-deficiency.
  
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• Penn: 'Atlas for the end of the world' offers a path to protecting biodiversity

  21-04-2017 06:00
  
  (University of Pennsylvania) In a forum on global urbanization, biodiversity and policy held at the University of Pennsylvania School of Design April 21, Richard Weller, Martin and Margy Meyerson Chair of Urbanism and Professor and Chair of Landscape Architecture, will present the results of a three-year research project entitled Atlas for the End of the World, which will be published online at http://atlas-for-the-end-of-the-world.com.
  
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• Opioid addiction increases likelihood of death tenfold in general healthcare settings

  21-04-2017 06:00
  
  (University of California - Los Angeles) People who are addicted to opioids and receiving their medical care in a general health care setting were more than 10 times as likely to die during a four-year period than people without substance abuse problems, UCLA researchers have found.
  
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• Nonlinear waves in bounded media

  21-04-2017 06:00
  
  (World Scientific) Professors Mortell and Seymour give a step-by-step synopsis of their forty-five years of research on nonlinear waves. This is the first book to systematically address propagation and reflection of nonlinear hyperbolic and dispersive waves in bounded and stratified media. Acoustic oscillations in shaped resonators and the sloshing of fluids in tanks are important physical problems examined in detail.
  
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• New survey -- Snapchat & Instagram are most popular social media platforms among American teens

  21-04-2017 06:00
  
  (NORC at the University of Chicago) A new nationally representative survey of American teenagers age 13-17 finds that teens have shifted their favored social media platforms and are now most likely to use Instagram and Snapchat. The study by The Associated Press-NORC Center for Public Affairs Research also found that while almost all teens -- 91 percent -- use the regular text messaging tool on their mobile phones, 40 percent of teens also use messaging applications like Kik, WhatsApp, or Line o
  
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• New digital map shows changing racial diversity of America

  21-04-2017 06:00
  
  (University of Cincinnati) A UC geography professor built the most detailed map of racial diversity yet to study the way America's neighborhoods are changing.
  
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• NASA and NOAA satellites watch Arlene, first Atlantic Tropical Storm of the season

  21-04-2017 06:00
  
  (NASA/Goddard Space Flight Center) The first tropical storm of the Atlantic Ocean hurricane season formed 40 days before the official kick off of the season. Tropical Storm Arlene formed in the North Central Atlantic Ocean and NOAA's GOES-East satellite provided forecasters with a look at the storm, swirling far from land areas.
  
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• Making bins more convenient boosts recycling and composting rates

  21-04-2017 06:00
  
  (University of British Columbia) Want to recycle or compost more? Try moving the bins closer, new UBC research suggests.The study shows that placing bins 1.5 meters away from suite doors drastically boosts recycling and composting rates by 141 per cent. The findings highlight how small changes in convenience can have a big impact on performance.
  
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• LSUHealthNO research shows fish oil component helps damaged brain and retina cells survive

  21-04-2017 06:00
  
  (Louisiana State University Health Sciences Center) A team of researchers led by Nicolas Bazan, M.D., Ph.D., Boyd Professor and Director of the Neuroscience Center of Excellence at LSU Health New Orleans School of Medicine, has shown for the first time that NDP1, a signaling molecule made from DHA, can trigger the production of a protective protein against toxic free radicals and injury in the brain and retina.
  
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• LSUHealthNO research shows fish oil component helps damaged brain & retina cells survive

  21-04-2017 06:00
  
  (Louisiana State University Health Sciences Center) A team of researchers led by Nicolas Bazan, MD, PhD, Boyd Professor and Director of the Neuroscience Center of Excellence at LSU Health New Orleans School of Medicine, has shown for the first time that NDP1, a signaling molecule made from DHA, can trigger the production of a protective protein against toxic free radicals and injury in the brain and retina.
  
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• Hubble's cosmic bubbles

  21-04-2017 06:00
  
  (NASA/Goddard Space Flight Center) Hubble reveals a few of the tenuous threads comprising Sh2-308, a faint and wispy shell of gas located 5,200 light-years away in Canis Major.
  
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• Electrochemical performance of lithium-ion capacitors

  21-04-2017 06:00
  
  (World Scientific) Pre-lithiated multiwalled carbon nanotubes and activated carbon (AC) materials were used as anode and cathode respectively for Lithium-ion capacitors (LICs). The pre-lithiatiation was performed using internal short circuit approach (ISC). The LICshowedexcellent supercapacitor performance.The pre-lithiated MWCNTs have a potential application as anode for high performance Lithium-ion capacitors.
  
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• Daring declaration

  21-04-2017 06:00
  
  (Harvard University) After discovering a highly rare copy of the Declaration of Independence in a small records office in the south of England, Harvard researchers were able to date the document to the 1780s, and say it sheds light on the tumultuous politics of the era just after the Revolutionary War.
  
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• BMC receives W.K. Kellogg Grant to expand baby-friendly hospital initiative in Mississippi

  21-04-2017 06:00
  
  (Boston University Medical Center) Boston Medical Center (BMC) has received a $1.5 million three-year grant from the W.K. Kellogg Foundation to increase breastfeeding rates, reduce disparities and improve maternity care practices in Mississippi through the Mississippi Communities and Hospitals Advancing Maternity Practices (Mississippi CHAMPS) project.
  
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• Blood donor screening for hepatitis E reveals incidence is higher than previously reported

  21-04-2017 06:00
  
  (European Association for the Study of the Liver) Results from a study presented today found that the incidence of HEV RNA in asymptomatic blood donors from Germany is higher than previously reported. The study, presented at The International Liver Congress™ 2017 in Amsterdam, The Netherlands, showed that 0.11 percent of donations tested were HEV RNA positive and that one of the asymptomatic HEV RNA positive donors had previously donated HEV RNA positive blood products, which were then tran
  
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• ALIVER -- an EU funded project to develop a liver dialysis machine revealed at ILC 2017

  21-04-2017 06:00
  
  (European Association for the Study of the Liver) The European Association for the Study of the Liver (EASL) today announced that ALIVER will be unveiled at The International Liver Congress™ in Amsterdam, The Netherlands. The €7.8 million project is funded by the EU Horizon 2020 research program. Work started on ALIVER on Jan. 1, 2017 and will end on Sept. 30, 2020.
  
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• AATS consensus statement helps manage treatment of coronary anomalies

  21-04-2017 06:00
  
  (American Association for Thoracic Surgery) Researchers are still trying to fully understand anomalous aortic origin of a coronary artery (AAOCA) and its relationship to adverse health outcomes in humans, especially children. Using the most up-to-date literature, as well as the input of leading experts in the field, the American Association for Thoracic Surgery (AATS) has released practical guidelines for the identification and treatment of AAOCA, including an overview of the latest data surroun
  
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