ScienceDaily: Science & Society News


More than 1.5 million children lost a primary or secondary caregiver due to the COVID-19 pandemic

Posted: 20 Jul 2021 03:58 PM PDT

More than 1.5 million children around the world are estimated to have lost at least one parent, custodial grandparent, or grandparent who lived with them due to death related to COVID-19 during the first 14 months of the pandemic, according to a new study.

COVID-19 shutdowns reveal racial disparities in exposure to air pollution

Posted: 20 Jul 2021 01:08 PM PDT

A new study of COVID-19 shutdowns in the United States reveals pronounced disparities in air pollution -- with disenfranchised, minority neighborhoods still experiencing more exposure to a harmful air pollutant compared to wealthier, white communities.

The environmental toll of disposable masks

Posted: 20 Jul 2021 09:23 AM PDT

The high monetary cost and environmental toll of disposable N95 masks could be dramatically cut by adopting reusable masks, according to a new study that calculated the financial and environmental cost of several different mask usage scenarios.

No excuse to continue reliance on fossil fuels, says leading nano-technologist

Posted: 20 Jul 2021 08:44 AM PDT

One of the leading thinkers in nano-science has called on the energy materials community to help finally put an end to the world's reliance on fossil fuels.

Climate change threatens food security of many countries dependent on fish

Posted: 20 Jul 2021 08:44 AM PDT

Analyses by an international team from the UK and Canada and led by scientists reveal that climate change is the most pervasive threat to the supply of essential micronutrients from marine fish catches, and threatens the supply of vital micronutrients from fisheries in 40 per cent of countries.

Biodiversity, climate change and the fate of coral reefs

Posted: 20 Jul 2021 08:43 AM PDT

An international group of researchers representing thousands of coral scientists across the globe is issuing recommendations for new commitments and actions by the world's policymakers to protect and restore coral reefs.

Study finds surprising source of social influence

Posted: 20 Jul 2021 08:43 AM PDT

New research found that social influencers are unlikely to change a person's behavior by example. To stimulate a shift in people's thinking, target small groups of people in the outer edge or fringe of a network.

Untrained beer drinkers can taste different barley genotypes

Posted: 20 Jul 2021 08:43 AM PDT

When it comes to craft beer, the flavor doesn't have to be all in the hops. As a panel of amateur beer tasters at Washington State University recently demonstrated, malted barley, the number one ingredient in beer besides water, can have a range of desirable flavors too.

A machine learning breakthrough: using satellite images to improve human lives

Posted: 20 Jul 2021 08:43 AM PDT

New machine learning technology has devised a machine learning system to tap the problem-solving potential of satellite imaging. The low-cost, easy-to-use technology could bring satellite image access and analytical power to researchers and governments worldwide.