The biosignatures were rooted in tentative detections, and this sparked debate amongst astronomers, who were skeptical about ...

A criminal complaint revealed new details about a man and a woman's elaborate plot to poison young women in Dane and Rock counties.

Tiny glass beads formed in the fires of explosive volcanic eruptions on the moon, and brought back to Earth by Apollo 17, ...

Jarosite has a hidden power. It can trap toxic metals like arsenic, lead and antimony inside its structure. But, locking up ...

Demand from Leather, Textile, and Paper Industries: ...

Rotten-egg gas might one day help power your world—and clean it at the same time. Researchers at The Ohio State University ...

"Until we can separate these signals more clearly, we have to be especially careful not to misinterpret them as signs of life ...

For that, researchers turned to meteorites. "We took the next step and searched for forensic chemical evidence of sulfide percolation in meteorites," Crossley said. "By partially melting synthetic ...

“[Dimethyl sulfide] should exist in a chemical network. If it’s produced by biology, it should break down, and the raw materials—such as H 2 S [hydrogen sulfide]—used to make it should be ...

In this study, we investigate sulfide chimney sample from the volcanic-hosted Tongguan hydrothermal ... The mineral composition of the laminates is the same as that of the quasi-oncolite structure.

Today, the U.S. Chemical Safety and Hazard Investigation Board (CSB; Washington, D.C.; www.csb.gov) released a second update on its ongoing investigation into the fatal hydrogen sulfide release that ...