For all their destructive power, most volcanic eruptions are local events. 

Remote recording devices used to ‘eavesdrop’ on a reintroduced population of one of New Zealand’s rarest birds have been heralded as a breakthrough for conservation.

Phosphate is a key element in many processes in the body and essential for global food production.

A new NASA study shows that warming of the tropical oceans due to climate change could lead to a substantial increase in the frequency of extreme rain storms by the end of the century.

Hydrogen, the second-tiniest of all atoms, can penetrate right into the crystal structure of a solid metal.

Say what you will about the emerald ash borer and the damage it has wreaked during two decades of munching millions of North American ash trees, you have to admire its cold-weather tenacity.

Earth’s northern magnetic pole is moving quickly away from the Canadian Arctic toward Siberia.

As the solar industry has grown, so have some of its inefficiencies.

Although it has been ranked as the cutest creature in US National Parks, the American pika is tough, at home in loose alpine rocks in windswept mountain regions. 

Kidney stones are a common and painful condition, with many sufferers experiencing recurrent episodes.