chemistry

Plastics are engineered at the molecular level — long chains of repeating units that give materials their remarkable properties and their persistence problem.

Explosions are chemistry happening at extreme speed — here's the science of rapid oxidation, activation energy, and why some molecules store enormous energy.

The periodic table is the most powerful organizing tool in science, and it predicted elements that had not been discovered yet.

Avogadro proposed that equal volumes of gases contain equal numbers of particles. His insight bridged atomic and molecular theory, enabling modern chemistry's quantification.

Everything you touch, breathe, and eat is built from atoms. Here is how a handful of particles bond into the molecules and crystals that make up ordinary matter.

Dalton proposed that all matter consists of indivisible atoms, and that chemical reactions involve atoms rearranging. He transformed chemistry from observational to theoretical science — and was right about almost everything.

The battery in your phone contains enough energy to seriously injure you. Understanding it reveals one of chemistry's most elegant solutions.

Fermentation is controlled microbial metabolism — ancient biotechnology that transforms raw ingredients into foods more nutritious, flavorful, and shelf-stable than the originals.

AI is compressing decades of trial-and-error chemistry into weeks, helping scientists discover new compounds with unprecedented precision.

Flavor is not just taste — it's a symphony of chemistry, physics, and neuroscience happening in your mouth and brain.

Marie Curie's discovery of radioactivity and isolation of radium revolutionized physics and chemistry. The first woman to win a Nobel Prize, she sacrificed health for science.

How chemists quantified acidity and basicity through the pH scale