nytimes.com – Users aged 65 and older posted seven times as many articles from fake news sites as adult users 29 and younger, a study published this week found.
Source: Andrew Guess, Jonathan Nagler, Joshua Tucker. Less than you think: Prevalence and predictors of fake news dissemination on Facebook. Science Advances, 2019.
discovermagazine.com – Researchers discover a true unicorn of the sea: A beluga-narwhal cross.
Source: Michael V. Westbury, Bent Petersen, Eva Garde, Mads Peter Heide-Jørgensen, Eline D. Lorenzen. Narwhal Genome Reveals Long-Term Low Genetic Diversity despite Current Large Abundance Size. iScience, 2019.
discovermagazine.com – Researchers found ice melt rates in Himalayan glaciers have accelerated. The lost ice could impact sea level rise and local water resources.
Source: J. M. Maurer, J. M. Schaefer, S. Rupper, A. Corley. Acceleration of ice loss across the Himalayas over the past 40 years. Science Advances, 2019.
discovermagazine.com – A study found that the majority of people around the world would return a lost wallet, especially if it contained a large sum of money.
Source: Alain Cohn, Michel André Maréchal, David Tannenbaum, Christian Lukas Zünd. Civic honesty around the globe. Science, 2019.
discovermagazine.com – By making use of liquid batteries, a team of engineers has created an energy-efficient robot fish that can swim autonomously for over 36 hours.
Source: Cameron A. Aubin, et al. Electrolytic vascular systems for energy-dense robots. Nature, 2019.
newscientist.com – It’s their “puppy dog eyes” that really help dogs melt our hearts – now we know they are created by a facial muscle that is lacking in the closely related wolf
Source: Juliane Kaminski, Bridget M. Waller, Rui Diogo, Adam Hartstone-Rose, Anne M. Burrows. Evolution of facial muscle anatomy in dogs. Proceedings of the National Academy of Sciences, 2019.
the-scientist.com – The DNA of a whale shows its father was a beluga and its mother was a narwhal.
Source: Mikkel Skovrind, et al. Hybridization between two high Arctic cetaceans confirmed by genomic analysis. Scientific Reports, 2019.
medicaldaily.com – Researchers discovered that people are growing horn-like bumps on their skulls called bone spurs due to smartphone use.
Source: David Shahar, Mark G. L. Sayers. Prominent exostosis projecting from the occipital squama more substantial and prevalent in young adult than older age groups. Scientific Reports, 2018.
sci-news.com – Paleontologists have found two fossilized teeth of extinct cursorial hyenas (genus Chasmaporthetes) in the remote Old Crow River region in northern Yukon Territory, Canada.
Source: Z. Jack Tseng, Grant Zazula, Lars Werdelin. First Fossils of Hyenas (Chasmaporthetes, Hyaenidae, Carnivora) from North of the Arctic Circle. Open Quaternary, 2019.
medicaldaily.com – A new smart speaker appears 97 percent accurate in detecting cardiac arrest, and it is also capable of sending alerts to people and calling 911.
Source: Justin Chan, Thomas Rea, Shyamnath Gollakota, Jacob E. Sunshine. Contactless cardiac arrest detection using smart devices. npj Digital Medicine, 2019.
sci-news.com – An international research team led by Northeastern University marine biologists has discovered a new genus and species of shipworm burrowing into the bedrock of the Abatan River on the Philippine Island of Bohol.
Source: J. Reuben Shipway, et al. A rock-boring and rock-ingesting freshwater bivalve (shipworm) from the Philippines. Proceedings of the Royal Society B: Biological Sciences, 2019.