A third of Americans still breathe unhealthy air after decades of improvements—which the Trump administration wants to roll ...

You'd be forgiven for thinking that 'eco-friendly' biodegradable bags are a better option than traditional plastic ones. But ...

Every evening, as she walks home from her German language class in Putalisadak, Sneha Bhattarai carries biscuits in her bag. Her route through Thapathali, past Norvic Hospital and down the Maternity ...

Headlines warn of “toxic dust.” But are these ominous claims grounded in current science — or just blowing dust in our eyes?

As the fires burned in Los Angeles, scientists and local air regulators deployed monitors to measure the levels of heavy ...