The processes that haul gold up to the surface from deep within Earth's mantle rely on the sulfur that bubbles beneath active volcanoes. Two new papers have agreed that some forms of sulfur form ...

Microbiologists discover bacteria that eliminate toxic sulfide and use iron minerals to grow. An international group of researchers led by microbiologists Marc Mussmann and Alexander Loy at the ...

Instead of sulfur dioxide, the University of Washington researchers are using specially designed nozzles to spray misted seawater containing tiny particles of sea salt over the deck of the Hornet.

Many artists have tried to depict what Earth might have looked like billions of years ago, before life made its appearance. Many scenes trade snow-covered mountains for lava-gushing volcanoes and blue ...

Last week, we covered the efforts of a small environmental startup called Make Sunsets that was experimenting with releasing small amounts of sunlight reflecting, sulfur dioxide particles into the ...