On Protein Folding One paragraph in this story1 contains confusing terminology. The use of the term nitrogen-hydrogen bond for amide-hydrogen is a simplification too far. "Hydrogen bonds" in proteins ...

The nitrogen-containing fragments are particularly important because both the basic character of the nitrogen lone pair and the hydrogen bond–donating capacity of the NH group can be modulated ...

The dot and cross diagram shows that a water molecule is made up of one oxygen atom joined to two hydrogen ... two nitrogen atoms joined together. Nitrogen atoms can form three covalent bonds ...

There are efforts to use renewable energy to split water to obtain the hydrogen. Others are looking at innovative ways, such ...