Our limited understanding of the metabolism of our microbial ancestor is a sizeable gap in our knowledge of how complex life originated. Resolving whether our closest microbial relatives had ...

Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key oxygen-processing enzyme back hundreds of millions of years before the Great ...

Researchers have directly observed organic hydrotrioxides forming in Earth’s atmosphere, confirming the existence of a class of potent oxidizing molecules that scientists had predicted for decades but ...

The content details various categories of AOPs—including ozone-based, radiation-driven, catalytic, and physical methods—highlighting their mechanisms, chemicals involved, ...

Among animals, microscopic tardigrades stand alone in their ability to withstand truly extreme temperatures, as well as other stresses, such as dessication. To survive some of these scenarios, ...