Chemistry

If you have an interest in anything in the world, then you have an interest in chemistry because everything you hear, see, taste, smell and touch involves chemistry and chemicals. Our ability to understand the chemical make-up of things and chemical reactions has led to everything from modern food and drugs to plastics and computers.

Spherical nucleic acids

Spherical nucleic acids

The floating golden sphere, bristling with corkscrew strands of RNA, drifts majestically toward the jostling lipid bilayer that surrounds a cell

Tyrian purple

Tyrian purple

Nina Ruelle tells the story of Tyrian Purple, a dye created from the marine snail known as Bolinus brandaris

Chemistry of fear and fright

Chemistry of fear and fright

"Chemistry of Fear and Fright" explains how two hormones, adrenaline and cortisol, work to trigger a cascade of "fight or flight" fear responses when you're confronted by a spider, great height or snake.

How atoms bond: Ionic bonds

How atoms bond: Ionic bonds

This video uses common table salt to explain and illustrate what happens between the electrons and protons in atoms of the element sodium and atoms and the element chlorine to make crystals of sodium chloride.

Chance Discoveries: Polyethylene

Chance Discoveries: Polyethylene

This video tells the story of how the world's most used plastic was first formed and developed into the "miracle" material of post-WWII America.

Vicki Grassian: Making sense of atmospheric dust

Vicki Grassian: Making sense of atmospheric dust

Vicki Grassian helps scientists better understand the complex and wide ranging behavior of dust particles. Vicki's work paints a clearer picture of atmospheric chemistry and the role particulate matter plays in the environment.

Peter Stang: Building molecules

Peter Stang: Building molecules

Peter Stang is the winner of the 2013 American Chemical Society Priestley Medal, the highest honor given by ACS, for his work building new molecules via "self-assembly," an approach inspired by nature.