ScienceDaily–Top Science News

Welcome to the “ScienceDaily” news update from Hawaii Science Digest.  Views expressed in this science and technology news summary are those of the reporters and correspondents.  Content provided by “ScienceDaily.” Accessed on 22 May 2019, 1520 UTC.


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Top Headlines

 New research demonstrates that ammonium was a vital source of nitrogen for early life … read more 
 Earth has a large amount of water and a relatively large moon, which stabilizes Earth’s axis. Both are essential for life to develop on our planet. Scientists have now been … read more 
 New research finds that bonobo mothers take action to ensure their sons will become fathers. This way bonobo mothers increase their sons’ chance of … read more 
 Synthetic biologists have hacked bacterial sensing with a plug-and-play system that could be used to mix-and-match tens of thousands of sensory inputs and … read more 
Latest Headlines
updated 10:58am EDT

Earlier Headlines

 The stark difference between the Moon’s heavily-cratered farside and the lower-lying open basins of the Earth-facing nearside has puzzled scientists for decades. Now, new evidence about the … read more 

 New discoveries made at the Klasies River Cave in South Africa’s southern Cape, where charred food remains from hearths were found, provide the first archaeological evidence that anatomically … read more 

 While volcanic, igneous rock predominates on Mars, virtually the entire Earth fossil record comes from sedimentary rocks. Addressing the problem, Swedish scientists have begun compiling evidence of … read more 

 Conservation decisions based on population counts may fail to protect large, slow-breeding animals from irrevocable decline, according to new … read more 

 Scientists have studied the heritability of dog ownership using information from 35,035 twin pairs from the Swedish Twin Registry. The new study suggests that genetic variation explains more than … read more 

 Researchers have found that opsin 3 — a protein closely related to rhodopsin, the protein that enables low-light vision — has a role in adjusting the amount of pigment produced in human skin, a … read more 

 A multidisciplinary team has provided new insight into underlying mechanisms controlling the precise size of cells. The researchers found that ‘the adder,’ a function that guides cells to … read more 

 Long associated with decreased risk of cancer, broccoli and other cruciferous vegetables — the family of plants that also includes cauliflower, cabbage, collard greens, Brussels sprouts and kale — … read more 

 Researchers have uncovered a specialized population of skin cells that coordinate tail regeneration in frogs. These ‘Regeneration-Organizing Cells’ help to explain one of the great … read more 

 Changes in gene activity in specific brain cells are associated with the severity of autism in children and young adults with the disorder, according to a new … read more 

 Neuroscientists have discovered an area of the brain, the insular cortex, that processes painful experiences and thereby drives learning from aversive … read more 

 Neuroscientists have identified a brain circuit that helps break complex decisions down into smaller pieces. The study sheds light on how the brain reasons about probable causes of failure after a … read more 

 The irregular galaxy NGC 4485 shows all the signs of having been involved in a hit-and-run accident with a bypassing galaxy. Rather than destroying the galaxy, the chance encounter is spawning a new … read more 

 Bedbugs — some of the most unwanted human bed-mates — have been parasitic companions with other species aside from humans for more than 100 million years, walking the earth at the same time as … read more 

 In only 25 years, ocean melting has caused ice thinning to spread across West Antarctica so rapidly that a quarter of its glacier ice is now affected, according to a new … read more 

 People eating ultra-processed foods ate more calories and gained more weight than when they ate a minimally processed diet, according to results from a new study. The difference occurred even though … read more 

 A new study challenges traditional knowledge of stem cell development. The study reveals that the destiny of intestinal cells is not predetermined, but instead determined by the cells’ … read more 

 A survey of plastic pollution on Australia’s Cocos (Keeling) Islands has revealed the territory’s beaches are littered with an estimated 414 million pieces of plastic debris. The study … read more 

 Far below Bermuda’s pink sand beaches and turquoise tides, geoscientists have discovered the first direct evidence that material from deep within Earth’s mantle transition zone — a layer … read more 

 Researchers have developed a specialized microscope that has the potential ability to both diagnose diseases that include skin cancer and perform incredibly precise surgery — all without cutting … read more 
For the latest trends in science, technology, medicine, health, environment, cyber security, and artificial inteligence (AI), please visit this blog daily.
Until next time,
Russ Roberts (backup/alternate website)

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