Generally, things get bigger as they get hotter. Neil Withers examines one of the exceptions – zirconium tungstate

There's more to toluene than TNT, as Brian Clegg reveals

From an apron aflame to a popular propellant, Michael Freemantle tracks the history of guncotton

Brian Clegg introduces an essential nutrient, and the first to hold the name 'vitamin': Thiamine or vitamin B

A story which starts knee-deep in sewage and ends with the spread of drug resistant infections like MRSA

Wouldn't it be great to have a molecule named after you? But perhaps not this week's compound, the chemical weapon lewisite

Hayley Birch discovers the compound that opened up a wing of the periodic table for reactions: Xenon hexafluoroplatinate

Raychelle Burks finds out how Potbelly's patrons became poisoning patients, in the mystery of the sodium azide-laced iced tea

In this week's podcast, Matt Gunther reveals the toxic history of gelsemine

In this week's podcast, Raychelle Burks tells us of the cool but warming effects of methyl salicylate, better known as oil of wintergreen.