An oxide is a compound in which one or more oxygen atoms are bonded to another type of atom, often a metal. In oxidative reactions, oxygen combines chemically with another substance. In nonmetal oxides, the bonding is primarily covalent (characterized...

An oxide is a chemical compound containing at least one oxygen atom as well as at least one other element. Most of the Earth's crust consists of oxides. Oxides result when elements are oxidized by oxygen in air. Combustion of hydrocarbons affords the...

Much of the stored blood given to millions of people every year may lack a component vital for it to deliver oxygen to the tissues. Nitric oxide, which helps keep blood vessels open, begins breaking down as soon as blood goes into storage, two research...

Blood transfusions have saved millions of lives, yet stored red cells may be less effective than hoped for because they can quickly lose much of their ability to deliver oxygen.As soon as donated blood goes into storage, nitric oxide _ which helps keep blood vessels...

An explosion on Thursday killed two workers and critically injured four others at a Mojave Desert airport site used by the pioneering aerospace company that sent the first private manned rocket into space, authorities said.The blast at a Mojave Air and Space Port facility belonging...

An explosion killed two workers and critically injured four others at a Mojave Desert airport site used by the pioneering aerospace company that sent the first private manned rocket into space, authorities said.The blast Thursday at a Mojave Air and Space Port facility belonging to...