Deep in swampy salt marshes, among the knotted roots of the cord grass, lives a special microbe—the first living organism that scientists have ever directly shown to be attracted to hydrogen gas.

“It is a new finding that there is [attraction] to hydrogen,” said Reinhard Wirth of the University of Regensburg, who was not involved in the recently published research. “This is the first time this has been reported.” Full Article »