Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

“TJ River Stench” written on the ground next to a “hot spot” where scientists measured high levels of hydrogen sulfide gas in the Tijuana River. It’s located just south of Berry Elementary on Nov. 20, ...

Forest fires in Uttarakhand have started unusually early this year, even in winter. Experts warn that low rainfall and ...

A pioneering method to simulate how microscopic particles move through the air could boost efforts to combat air pollution, a study suggests. A pioneering method to simulate how microscopic particles ...

A towering column of gas and ash from Kīlauea’s summit has once again turned parts of Hawaii’s famously clear skies into a ...

The understanding of how macrophages regulate their response to toxic particles via two independent pathways could uncover therapeutic opportunities to quell inflammation BIRMINGHAM, Ala. – Human ...

(Nanowerk Spotlight) Nature has perfected what human engineering still struggles to achieve: creating materials that can adapt, sense their environment, and transform harmful substances into useful ...

A pioneering method to simulate how nanoparticles move through the air could boost efforts to combat air pollution, a study suggests. (Nanowerk News) Tiny particles found in exhaust fumes, wildfire ...

Macrophages are the specialized phagocytic cells that respond to toxic particle depositions to exert inflammatory and clearance responses. These long-lived immune cells engulf foreign substances like ...