In the child welfare system, the threshold at which a drug test is considered positive varies widely from one jurisdiction to ...

The best monitors from CR’s tests detect a range of indoor pollutants, and some work automatically with air purifiersDevices ...

Overall adoption of EVs rose in India despite supply-chain disruptions in 2025, stemming from China’s grip in rare earths.

The Trump administration on Monday asked a federal court to overturn a Biden-era rule limiting deadly soot pollution. In a court filing, the Environmental Protection Agency (EPA) argued that the Biden ...

In a groundbreaking cosmic test, researchers have discovered that dark matter behaves more conventionally than previously thought during galaxy interactions. This finding challenges earlier ...

This quiz dives into the mysterious world of dark matter — what we know, what we don't, and how scientists are chasing shadows across the cosmos. When you purchase through links on our site, we may ...

A form of harmful air pollution that often can't be plainly observed is now being tracked with a groundbreaking new tool developed by scientists that allows residents to see where it's coming from.

Should you have feedback on this article, please complete the fields below. Please indicate if your feedback is in the form of a letter to the editor that you wish to have published. If so, please be ...

Please provide your email address to receive an email when new articles are posted on . Exposure to high fine particulate matter (PM2.5) was linked with increased mortality. The impact of PM2.5 and ...

1 Département de Génie Chimique, Institut Polytechnique de Conakry, Université Gamal Abdel Nasser de Conakry, Conakry, République de Guinée. 2 Insitut des Chemins de fer (ICF), Conakry, République de ...

The following describes the equipment used and the process followed by the Company in demonstrating the fuel saving demonstration of the G® Lubricant in the diesel engine generator: The same testing ...