20/03/2023

UN 'survival guide' report an urgent warning on climate

The world will cross the key 1.5-degree Celsius global warming limit in about a decade, the UN said Monday, warning that devastating impacts of climate change are hitting faster than expected.

Demographic modeling plays back tape of wheat evolution

Wheat, which includes bread wheat and its relatives, is a staple food crop that feeds about 35% of the world's population. As one of the first ancient crops to appear in the Fertile Crescent, wheat has been cultivated for ...

Cans or bottles: What's better for a fresh, stable beer?

The flavor of beer begins to change as soon as it's packaged, prompting a debate among afficionados: Does the beverage stay fresher in a bottle or a can? Now, researchers report in ACS Food Science & Technology that the answer ...

New eyes discovered in trilobites

Trilobites, prehistoric sea creatures, had so-called median eyes, single eyes on their foreheads, in addition to their compound eyes, research conducted by Dr. Brigitte Schoenemann at the University of Cologne's Institute ...

Changes in mangrove blue carbon under elevated atmospheric CO2

As one of the major blue carbon ecosystems, mangroves provide critical ecosystem services in mitigating global climate change. However, future complex and variable climate conditions may lead to the uncertainty in trajectories ...

Closed-loop recycling of textile wastes

The apparel industry accounts for 10% of global carbon emissions. The annual amount of fiber production reached 113 million tons in 2021 and the demand is increasing every year. However, almost 90% of post-consumer fiber ...

Study finds mass shooters have distinct patterns of buying guns

The increase in gun violence in the United States has put pressure on law enforcement and others to find ways to reduce it. In 2022, there were 647 mass shootings, up from 383 in 2016. There has also been a three-fold increase ...

Can synthetic polymers replace the body's natural proteins?

Most life on Earth is based on polymers of 20 amino acids that have evolved into hundreds of thousands of different, highly specialized proteins. They catalyze reactions, form backbone and muscle and even generate movement.

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