Quorum sensing molecules: How the body cells spy out bacteria

Bacterial infection does not automatically lead to illness; many germs only become dangerous when they occur in large numbers. Researchers at the Max Planck Institute for Infection Biology in Berlin have discovered that the ...

EPA proposes rewrite of rules on lead contamination in water

The Trump administration on Thursday proposed a rewrite of rules for dealing with lead pipes contaminating drinking water, but critics say the changes appear to give water systems decades more time to replace pipes leaching ...

Making lead pipes safe

Lead leaching from pipes into the water supply is a serious public health concern. And if water sources or treatment regimens are changed, the new chemistry can cause water distribution systems that were previously safe to ...

New method assesses lead hazard in soil

As Milwaukee, Flint, Michigan and other cities grapple with the toxic impact of lead water pipes, another lead-contamination hazard lurks in soil.

Research helps in understanding the dynamics of dune formation

Crescent-shaped dunes called barchans are structures that appear in a wide variety of environments, including beaches and deserts, riverbeds and the seafloor, inside water pipes and oil pipelines, and on the surface of Mars ...

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