Rachel Feltman: Antarctica is the largest, coldest desert on the planet, with snowfall dropping less than six inches of water there each year. But for such a dry place, Antarctica has an outsize ...

A popular climate theory suggested that melting Antarctic glaciers would release iron into the ocean, sparking algae blooms that pull carbon dioxide from the air. New field data from West Antarctica ...

Researchers noticed that Alaskan streams had turned bright orange. Warmer summers and melting permafrost may be turning the water rusty and acidic. Scientists are racing to figure out the cause so ...

Recreating the Earth's liquid iron core in the laboratory: a tiny piece of iron, the size of a speck of dust, is thermally isolated and then placed between the tips of two conical diamonds. Pressing ...

This is an opened diamond anvil cell. The conical diamond is visible in the center of the left disk. The metal sheet in the center of the right disk serves as the joint surrounding the sample. This ...