Science Daily: Today’s Top Science News, 24 Dec 2018

Welcome to another edition of “Hawaii Science Digest”–a continuing exploration of science, technology, environment, artificial intelligence, and cyber security.  Today’s science news comes from “Science Daily.”  Views expressed in this science news summary are those of the reporters and correspondents.

Here are the details:

Accessed on 24 December 2018, 1429 UTC.


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Dec. 19, 2018 — Declining life expectancies in the US include Gen X and Y Americans, in addition to the older Baby Boomers. But the causes of premature mortality vary by race, gender and ethnicity, according to a … read more 

Dec. 19, 2018 — Sea levels are rising globally from ocean warming and melting of land ice, but the seas aren’t rising at the same rate everywhere. Sea levels have risen significantly faster in some US East … read more 

Dec. 19, 2018 — Researchers have discovered a new, exotic class of planets outside our solar system. These so-called super-Earths were formed at high temperatures close to their host star and contain high quantities … read more 

Dec. 19, 2018 — A strontium analysis of fossilized horse teeth from Florida found that the animals did not travel far from where they were born. Researchers also found evidence that prehistoric horses fed along the … read more 

Dec. 19, 2018 — Astronomers have discovered a young star undergoing a rare growth spurt — giving a fascinating glimpse into the development of these distant stellar … read more 

Dec. 19, 2018 — Skin has a remarkable ability to heal itself. But in some cases, wounds heal very slowly or not at all, putting a person at risk for chronic pain, infection and scarring. Now, researchers have … read more 

Dec. 19, 2018 — A new study has found that short-finned pilot whales living off the coast of Hawai’i have their own sorts of vocal dialects, a discovery that may help researchers understand the whales’ … read more 

Dec. 19, 2018 — Researchers have genetically modified a common houseplant to remove chloroform and benzene from the air around … read more 

Dec. 19, 2018 — New research suggests men in their child-bearing years should consider how THC could impact their sperm and possibly the children they conceive during periods when they’ve been using the drug. … read more 

Dec. 19, 2018 — New research provides the first-ever model of our Moon’s rotational dynamics, taking into consideration its solid inner core. Their model helps to explain why, as seen from Earth, the Moon … read more 

Dec. 18, 2018 — A discovery shows that recycling carbon dioxide into valuable chemicals and fuels can be economical and efficient — all through a single copper … read more 

Dec. 18, 2018 — The discovery in China of fossil specimens of a flower called Nanjinganthus from the Early Jurassic shakes up widely accepted theories of plant … read more 

Dec. 18, 2018 — Male Broad-tailed Hummingbirds perform dramatic aerial courtship dives to impress females. In a new study, scientists have shown that diving males closely time key events to produce a burst of … read more 

Dec. 18, 2018 — MicroCT scans of the Australopithecus fossil known as Little Foot shows that the brain of this ancient human relative was small and shows features that are similar to our own brain and others that … read more 

Dec. 18, 2018 — Identifying the best material for a given application — catalysts, light-harvesting structures, biodiagnostic labels, pharmaceuticals and electronic devices — is traditionally a slow and daunting … read more 

Dec. 18, 2018 — Scientists look to fossils and evolutionary trees to help determine the rate of evolution — albeit with conflicting results. A new model has helped to resolve these … read more 

Dec. 18, 2018 — Using the infrared satellite AKARI, a research team has detected the existence of water in the form of hydrated minerals in a number of asteroids for the first time. This discovery will contribute to … read more 

Dec. 18, 2018 — A relic cloud of gas, orphaned after the Big Bang, has been discovered in the distant universe by astronomers using the world’s most powerful optical telescope, the W. M. Keck Observatory on … read more 

Dec. 17, 2018 — New battery-free, easily implantable weight-loss devices developed by engineers could offer a promising new weapon for battling the … read more 

Dec. 17, 2018 — An international team of palaeontologists has discovered that the flying reptiles, pterosaurs, actually had four kinds of feathers, and these are shared with dinosaurs — pushing back the origin of … read more 
For the latest trends in science and technology, be sure to check this website daily.
Until next time,
Russ Roberts

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