TECH & INNOVATION

Detecting pollution with a compact laser source

Researchers at EPFL have come up with a new middle infrared light source that can detect greenhouse and other gases, as well as molecules in a person's breath. The compact system, which resembles a tiny suitcase, contains just two parts: a standard laser together with a photonic chip measuring a few millimeters across. The research is detailed in an article published in Nature Communications.

E-Cigarettes Could Be Linked to Seizures

Vaping may cause nicotine poisoning. Vaping-or the use of e-cigarettes-a worldwide phenomenon, has become the smokers' healthy alternative to actually smoking.

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