Search results for nanograms

Environment Jan 8, 2019

Drinking water guidelines in the US vary widely from state to state

In response to the growing problem of drinking water contaminated with per- and poly-fluoroalkyl substances (PFAS), a new analysis shows that many states are establishing their own guideline levels for two types of PFAS—PFOA ...

Materials Science Dec 21, 2018

Chemical engineers publish paper challenging theories of glass transition

Greg McKenna, Horn Professor and the John R. Bradford Chair in the Department of Chemical Engineering in Texas Tech University's Edward E. Whitacre Jr. College of Engineering, has published his paper, "Testing the Paradigm ...

Environment Dec 6, 2018

Record levels of mercury released by thawing permafrost in Canadian Arctic

Permafrost thaw slumps in the western Canadian Arctic are releasing record amounts of mercury into waterways, according to new research by University of Alberta ecologists.

Analytical Chemistry Sep 26, 2018

New protocol for measuring background levels of drugs in crime labs

When crime lab chemists handle evidence that contains illegal drugs, trace amounts of those drugs are inevitably released into the laboratory environment. When chemists scoop a bit of powder to test it, for instance, microscopic ...

Environment Jul 30, 2018

Solution to water pollution is prevention, says expert

When Dionysios Dionysiou was a child on the island state of Cyprus in the late 1960s, his family got drinking water from a communal fountain each day.

Ecology Jul 5, 2018

Study finds 29 pesticides in Devon river

Researchers have found 29 different pesticides in a single river in Devon.

Materials Science Jun 27, 2018

Break it down: Understanding the formation of chemical byproducts during water treatment

Synthetical chemicals are ever-present in modern life—in our medications, cosmetics and clothing—but what happens to them when they enter our municipal water supplies?

Materials Science Jun 19, 2018

Water processing—new method eliminates hormones

Hormones and other micropollutants adversely affect health when residues enter the body via drinking water. Widely applicable solutions for removal, however, are still lacking. Karlsruhe Institute of Technology (KIT) has ...

Biochemistry Jun 19, 2018

Most protein info ever captured from a single cell thanks to new 'nanoPOTS' technology

Scientists have obtained a slew of key information about proteins, the molecular workhorses of all cells, from single human cells for the first time.

Environment Jun 13, 2018

Prescription drugs found in York's rivers

Scientists have detected 29 different pharmaceutical drugs in York's two rivers – with some levels higher than previously observed across parts of Europe and Asia.

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