When a bond gets too extreme
Chemical bonds are part of the way chemists rationalise the behaviour of atoms in the conditions of the world around them. Tim Wogan looks at how they are affected when those conditions change
Reaching into the non-covalent toolbox
Alongside supramolecular stalwarts, budding bonding forms are vying to be valuable, finds Andy Extance
The mechanical side of bonding
Synthetic chemists are finally mastering the assembly of interlocked molecules held together by the mechanical bond, find James Mitchell Crow
The archaeologists saving Africa’s ironworking heritage
The fires of traditional African iron smelters burned out a century ago and now the researchers dedicated to uncovering their stories are disappearing from the continent too, writes Hayley Bennett