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ScienceDaily: Science & Society News |
| Politically polarized brains share an intolerance of uncertainty Posted: 13 May 2021 02:35 PM PDT A new study on political polarization showed how an aversion to uncertainty is often associated with black-and-white political views. |
| Kelp, maggots and mycoprotein among future foods that must be mass-farmed to combat malnutrition Posted: 13 May 2021 11:24 AM PDT Radical changes to the food system are needed to safeguard our food supply and combat malnutrition in the face of climate change, environmental degradation and epidemics, says new report. |
| Can fisheries benefit from biodiversity and conserve it, too? Posted: 13 May 2021 07:00 AM PDT A new study reveals the trade-offs of fish biodiversity -- its costs and benefits to mixed-stock fisheries -- and points to a potential way to harness the benefits while avoiding costs to fishery performance. |
| Obesity slows progress against cancer deaths, study suggests Posted: 13 May 2021 07:00 AM PDT A new study suggests that heart disease and obesity-associated cancer mortality rates have continued to improve, but at a slowing pace. |
| Count your blessings: Short gratitude intervention can increase academic motivation Posted: 13 May 2021 05:49 AM PDT In a recent study, researchers explore how nurturing feelings of gratitude can enhance motivation among college students. Their results show that a keeping a daily gratitude journal for only two weeks has a positive impact on academic motivations that can last months. |
| Congestion pricing could shrink car size Posted: 13 May 2021 05:48 AM PDT Rush hour will likely return when pandemic lockdowns lift, but a new study suggests that congestion pricing -- policies that charge tolls for driving during peak hours -- could not only cure traffic jams but also convince motorists it is safe to buy smaller, more efficient cars. |
| How AIs ask for personal information is important for gaining user trust Posted: 12 May 2021 04:45 PM PDT Researchers report that users responded differently when AIs either offered to help the user, or asked for help from the user. This response influenced whether the user trusted the AI with their personal information. They added that these introductions from the AI could be designed in a way to both increase users' trust, as well as raise their awareness about the importance of personal information. |
| COVID-19 is not influenza, but it offers lessons on beating it, say researchers Posted: 12 May 2021 01:39 PM PDT A study of the 2020 influenza figures from Canada, the United States, Australia and Brazil shows that there is a clear relationship between COVID-mitigation measures such as hand-washing, masking and social distancing and the spread of the annual flu, researchers report. They write that these preventive measures all but eliminated the flu in countries where it can kill tens of thousands of people a year, even as cases of COVID-19 soared. |
| Only 17 percent of free-flowing rivers are protected Posted: 12 May 2021 11:29 AM PDT The research demonstrates that biodiversity commitments will be key to global freshwater protection. |
| Female lawyers more likely to report stress, risky drinking than male lawyers Posted: 12 May 2021 11:29 AM PDT Work-related factors impact the high rates of stress, risky drinking, and attrition in lawyers differently depending on gender, according to a new study. |
| Ancient Easter Island communities offer insights for successful life in isolation Posted: 12 May 2021 11:28 AM PDT Anthropologists explore how complex community patterns in Easter Island helped the isolated island survive from its settlement in the 12th to 13th century until European contact. |
| Youths with diverse gender identities bullied up to three times more than peers, study finds Posted: 12 May 2021 10:29 AM PDT Transgender and other youths with diverse gender identities are victimized up to three times more than their peers, according to a new study. |
| Parks not only safe, but essential during the pandemic, study finds Posted: 12 May 2021 08:56 AM PDT Parks played an important role for people seeking respite from the toll of social isolation during the pandemic, and according to new research, they did so without increasing the spread of COVID-19. The study looked at how people used 22 parks in Philadelphia and New York during the height of the pandemic and it found no strong correlation between park use and the number of confirmed cases in surrounding neighborhoods. |
| Pandemic screen time tops 6 hours a day for some kindergartners Posted: 12 May 2021 05:34 AM PDT Kindergartners from low-income families spent more than six hours a day in front of screens during two early months of the COVID-19 pandemic, a small Ohio study suggests. That is nearly double the screen time found before the pandemic in similar children, according to other research. |
| 1.5°C 'degrowth' scenarios suggest need for new mitigation pathways Posted: 11 May 2021 05:12 AM PDT The first comprehensive comparison of 'degrowth' scenarios with established pathways to limit climate change highlights the risk of over-reliance on technological innovation to support continued global growth - which is assumed in established global climate modelling. Findings include: Technologically less risky 'degrowth' limits global warming to 1.5C while global GDP declines by 0.5% annually; a maximum 2C warming can be achieved with 0% GDP growth using available technology (i.e. in line with technological trends). |
| Top educational apps for children might not be as beneficial as promised Posted: 10 May 2021 11:39 AM PDT Log on to any app store, and parents will find hundreds of options for children that claim to be educational. But new research suggests these apps might not be as beneficial to children as they seem. |
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