Solar physicists have long known that the twisted, knotted structure of the Sun's magnetic fields holds the key to flares...

Air pollution in India is usually told as a story about Delhi and the great Indo-Gangetic Plain, but a new...

Researchers at East China Normal University have built a vehicle-mounted spectroscopy system that can detect methane in real time while...

In Hyderabad, one of the fastest-growing megacities in southern India, the quality of the air can shift dramatically between morning...

Every spring, migrating common toads die in their thousands on the roads of Europe, and most of those deaths are...

For more than two decades, Antarctica has been shrinking before our satellites' eyes, shedding an average of roughly 140 billion...

For the hundreds of thousands of amateur runners who spend months pounding city pavements in pursuit of a personal best,...

The modern city bus has quietly become one of the cleanest combustion vehicles ever put on the road — and,...

Mars may look like a frozen, airless desert from the ground, but high above its surface the planet’s atmosphere is...

A nationwide study of more than 55,000 US children is examining whether the air they breathe may be linked to...