Stickers and a smartphone for easy nitrite detection on foods

Nitrates and nitrites give processed meats their characteristic pink color and robust flavor. Although many consumers want to limit consumption of these preservatives because the substances can form potentially cancer-causing ...

Ant colonies behave like neural networks when making decisions

Temperatures are rising, and one colony of ants will soon have to make a collective decision. Each ant feels the rising heat beneath its feet but carries along as usual until, suddenly, the ants reverse course. The whole ...

New database to support conservation

Scientists have created a new tool to fill the large gaps in our understanding of where and how human activities threaten wild species around the world.

A world afire: Social–ecological processes in a time of change

In an era of ubiquitous human entanglement with the natural world, scientists are turning to social–ecological systems approaches as a way to better understand our rapidly changing world. Writing in BioScience, Mary L. ...

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