Environment

Bacteria found around a Brazilian mine could improve copper harvesting.
Joshua Learn, Contributor
There’s now a microscopic plastic cycle that works like any other environmental cycle -- moving from oceans to sky to land and back again.
Katharine Gammon, Contributor
The new approach can separate different metals in electronic waste using only air and high temperatures.
Meredith Fore, Contributor
Steers that ate small amounts of seaweed produced far less of the greenhouse gas methane.
Charles Q. Choi, Contributor
A better understanding of past rainfall swings may help scientists better predict future ones.
Nikk Ogasa, Contributor
New research links cloud top appearance to the unusual phenomenon of lightning during a snowstorm.
Catherine Meyers, Editor
Pollution estimates in India highlight the need for some countries to more closely monitor the problem in nonurban areas.
Benjamin Plackett, Contributor
Researchers converted a plastic bag and bottle cap into a type of chemical used in pharmaceuticals, detergents, paints and other products.
Charles Q. Choi, Contributor
New findings suggest the famous geyser went dormant during a period of severe droughts -- a condition that could recur in a warming world.
Catherine Meyers, Editor
The animals' bodies contained pollutants not found in dolphins before.
Joel Shurkin, Contributor
A month’s worth of cool science stories, summed up.
Alistair Jennings, Contributor
Early-stage research points to bioengineering as a promising way to buy time for arid ecosystems.
Nala Rogers, Staff Writer