Legend has it the axolotl was not always an amphibian. Long before it became Mexico’s most beloved salamander and efforts to ...

India ranks as the third most polluted country with an AQI of 111. Northern Indian cities, especially in the NCR, face ...

Airborne particles from minting coins damaged health, a new study says, and might have contributed to the Roman Empire’s ...

Bringing aromas indoors with the help of chemical products -- yes, air fresheners, wax melts, floor cleaners, deodorants and others -- rapidly fills the air with nanoscale particles that are small ...