It's at the heart of the first chemical equation, and makes Hayley Birch think of quiche. This week's compound is antimony sulfide
Why do the Blue Ridged Mountains inspire so many songs? Maybe it's because of the Isoprene that gives them their blue hue...
Emilie Steinmark tells us about gluten and gluten intolerance
Simon Cotton explains the explosive history and the dangers to health of the weight-loss drug, 2,4-dinitrophenol
Brian Clegg introduces an exotic chemical dynasty: the Vanadium oxides
Simon Cotton on the compound that turns a shrinking violet into a hero: Adrenaline
Brian Clegg tells us about a silicone gel, which can sometimes be a bit silly
Raychelle Burks introduces a red dye with a prickly history.
If life hands you lemons, make lemonade – or you could make citric acid, a very useful commodity chemical according to Andrew Turley
Brian Clegg on sodium sulfate, known as 'the miraculous salt' because of its strong laxative effects.
Tempted by a tipple of home-brewed moonshine? Andrew Turley examines the risks associated with drinking methanol.
Brian Clegg investigates a compound that calms inflamed joints and excites the stressed brain: Cortisol
Ben Valsler examines the chemicals at the heart of one of the latest cosmetic & food additive scare stories: Parabens
Matt Gunther investigates a clear, colourless gas responsible for thousands of deaths in the Great War: Phosgene
It rendered walls of pyramids and helps remove unwanted hair - Brian Clegg introduces a compound with many names - Calcium hydroxide
From a glamorous necklace to cutting edge body armour - Helen Scales investigates the properties of nacre
Brian Clegg smooths out the wrinkles over the darling of the cosmetic industry, hyaluronic acid
How do mussels stick tight and weather the constant ocean waves? Helen Scales discovers mussel adhesive proteins
Brian Clegg introduces a compound steeped in faded Victorian glamour – acetylene
Simon Cotton examines a compound banned in warfare but still used by police to disperse crowds: CS gas
It's the strongest known biological material and one of the earliest pigments - Helen Scales discovers goethite
Brian Clegg discusses the vitamin found in both breakfast cereal and meteorites: Niacin
Start your engines! Simon Cotton looks into one of the few chemical names known well to the public: Octane
Sensible approach to dental rot or sinister communist plot? Brian Clegg examines the much-maligned fluorides
Simon Cotton introduces the first of the selective serotonin reuptake inhibitor antidepressants: Prozac