Australian scientists find excess greenhouse gas near fracking

Environmental researchers have detected excess greenhouse gas levels near the site of Australia's biggest coal seam gas field, prompting calls for halting expansion of hydraulic fracturing until scientists can determine whether ...

Electronic nose sniffs out toxins

Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors.

Nanoparticles seek and destroy groundwater toxins

(Phys.org) -- Iron nanoparticles encapsulated in a rust-preventing polymer coating could hold incredible potential for cleaning up groundwater contaminated with toxic chemicals, a leading water expert says.

Explainer: What are chemical weapons?

There was chaos on the streets of Halajba in March 1988. In this corner of Iraq, at the time Iraqi Kurdistan, people had suddenly started experiencing cold-like symptoms – tight chest and nasal congestion. Within a few ...

S. Korea probes toxic leak as impact worsens

South Korea on Friday launched a full inquiry into a toxic chemical leak in the southeastern city of Gumi, as officials considered designating the affected area a "disaster zone".

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