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Researchers develop improved method for studying tsunami risk to bridges, buildings, roads

Tsunami Hazard Zone sign (stock image). Credit: © ssmalomuzh / Adobe Stock Researchers at Oregon State University are paving the way toward greater safety for coastal residents and infrastructure by developing a better means of modeling the destructive force of tsunami waves. Rare but potentially devastating, tsunamis can cause huge damage to coastal infrastructure, with…

Prehistoric puma feces reveals oldest parasite DNA ever recorded

Modern-day puma (stock image). Credit: © Joshua Haviv / Adobe Stock The oldest parasite DNA ever recorded has been found in the ancient, desiccated faeces of a puma. A team of Argentinian scientists from the National Council of Scientific and Technical Research (CONICET) made the discovery after studying a coprolite taken from a rock-shelter in…

Migrating mule deer don’t need directions, study finds

Mule deer (stock image). Credit: © natakuzmina / Adobe Stock How do big-game animals know where to migrate across hundreds of miles of vast Wyoming landscapes year after year? Among scientists, there are two camps of thought. First is that animals use local cues within their vicinity to determine where to migrate. Animals might move…

Are attitudes contagious? Nonverbal messages

Thumbs up and down (stock image). Credit: © fizkes / Adobe Stock If you were to meet two new people, and others seem to be more friendly toward one of those individuals, would that lead you to like that individual more than the other? A new Northwestern University study examined whether people can acquire attitudes…

Australian men’s life expectancy tops other men’s

Man with Australian flag (stock image). Credit: © ink drop / Adobe Stock Australian men are now living longer than any other group of males in the world, according to new research from The Australian National University (ANU). The study introduces a new way of measuring life expectancy, accounting for the historical mortality conditions that…

Mission to Jupiter’s icy moon confirmed

A 2016 artist's concept of the Europa Clipper spacecraft. The design is changing as the spacecraft is developed. Credit: NASA/JPL-Caltech An icy ocean world in our solar system that could tell us more about the potential for life on other worlds is coming into focus with confirmation of the Europa Clipper mission's next phase. The…

A novel technology for genome-editing a broad range of mutations in live organisms

Gene editing concept (stock image). Credit: © vchalup / Adobe Stock The ability to edit genes in living organisms offers the opportunity to treat a plethora of inherited diseases. However, many types of gene-editing tools are unable to target critical areas of DNA, and creating such a technology has been difficult as living tissue contains…

Sleep is essential for business leaders seeking next successful venture

Businessman resting at desk (stock image). Credit: © Syda Productions / Adobe Stock Jeff Bezos and Arianna Huffington came up with brilliant ideas that turned into companies that are now household names -- Amazon and HuffPost. The secret ingredient for coming up with these ideas may be something we can all tap into -- a…

Green chemists find a way to turn cashew nut shells into sunscreen

Cashew nuts in shells (stock image). Credit: © mamsizz / Adobe Stock A team of international scientists has found an environmentally friendly way of producing potential sunscreens by using cashew nut shells, a waste material. The team of "green chemists" from the University of the Witwatersrand, along with colleagues from Universities in Germany, Malawi and…

Light-matter interaction without interference

Abstract waves (stock image). Credit: © sanee / Adobe Stock An efficient light-matter interface might constitute the foundation of quantum communication. However, certain structures that are formed during the growth process interfere with the signal. Certain semiconductor structures, so-called quantum dots, might constitute the foundation of quantum communication. They are an efficient interface between matter…

Storms on Jupiter are disturbing the planet’s colorful belts

Jupiter (stock image). Credit: © mode_list / Adobe Stock Storm clouds rooted deep in Jupiter's atmosphere are affecting the planet's white zones and colorful belts, creating disturbances in their flow and even changing their color. Thanks to coordinated observations of the planet in January 2017 by six ground-based optical and radio telescopes and NASA's Hubble…

Scurrying roaches help researchers steady staggering robots

Cockroach (stock image). Credit: © vitali_chesnokov / Adobe Stock Ew, a cockroach! But it zips off before the swatter appears. Now, researchers have leveraged the bug's superb scurrying skills to create a cleverly simple method to assess and improve locomotion in robots. Normally, tedious modeling of mechanics, electronics, and information science is required to understand…

Employees less upset at being replaced by robots than by other people

Robot replacing worker concept (stock image). Credit: © Elnur / Adobe Stock Generally speaking, most people find the idea of workers being replaced by robots or software worse than if the jobs are taken over by other workers. But when their own jobs are at stake, people would rather prefer to be replaced by robots…

Robots need a new philosophy to get a grip

Robotic arm (stock image). Credit: © Nay / Adobe Stock Robots need to know the reason why they are doing a job if they are to effectively and safely work alongside people in the near future. In simple terms, this means machines need to understand motivethe way humans do, and not just perform tasks blindly,…

Scientists find clue to ‘maternal instinct’

Lab mouse and pups (stock image). Credit: © tilialucida / Adobe Stock Oxytocin is widely referred to as the love hormone and plays an important role in the regulation of social and maternal behavior. In recent years, the oxytocin system in the brain has received tremendous attention as key to new treatments for many mental…

C. difficile resists hospital disinfectant, persists on hospital gowns, stainless steel

Clostridium difficile illustration (stock image). Credit: © Kateryna_Kon / Adobe Stock Surgical gowns and stainless steel remained contaminated with the pathogen Clostridium difficile even after being treated with the recommended disinfectant. The research is published July 12 in Applied and Environmental Microbiology, a journal of the American Society for Microbiology. "The spores of the bacteria…

Hear them roar: How humans and chickadees understand each other

Black-capped chickadee (stock image). Credit: © Riverwalker / Adobe Stock Is there something universal about the sounds we make that allows vocal learners -- like songbirds -- to figure out how we're feeling? Sounds like it, according to new research by University of Alberta scientists. The researchers examined the elements within vocalizations that indicate a…

Hubble uncovers black hole that shouldn’t exist

Black hole concept (stock image). Credit: © vchalup / Adobe Stock As if black holes weren't mysterious enough, astronomers using NASA's Hubble Space Telescope have found an unexpected thin disk of material furiously whirling around a supermassive black hole at the heart of the magnificent spiral galaxy NGC 3147, located 130 million light-years away. The…

Hear them roar: How humans and chickadees understand each other

Black-capped chickadee (stock image). Credit: © Riverwalker / Adobe Stock Is there something universal about the sounds we make that allows vocal learners -- like songbirds -- to figure out how we're feeling? Sounds like it, according to new research by University of Alberta scientists. The researchers examined the elements within vocalizations that indicate a…

Insects feel persistent pain after injury, evidence suggests

Fruit fly (stock image). Credit: © Tomasz / Adobe Stock Scientists have known insects experience something like pain since 2003, but new research published today from Associate Professor Greg Neely and colleagues at the University of Sydney proves for the first time that insects also experience chronic pain that lasts long after an initial injury…

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