Red Fireworks Lose Cancer-Causing Potential
The red glow comes from carcinogenic compounds but chemists have found a safer substitute
Stories by Sarah Everts
Deteriorating Plastic Threatens to Ruin Museum Treasures
Plastic in Apollo spacesuits, Andy Warhol paintings and other museum pieces is falling apart. Researchers are learning how to rescue the endangered treasures
Plastic Contaminates Table Salt in China
Supermarket products have tiny plastic particles, probably from ocean pollution attached to sea salt
Snow Fleas Pack a Chemical Weapon
The cold-weather loving insect produces a never-before-seen chlorinated natural product to deter predators
Crop Pests Stopped by Plants That Cripple Attackers' RNA
The Colorado potato beetle, an "international super pest," has been stopped in its tracks by preventing the insect from synthesizing essential proteins
Medical Mystery: Mirror Images of Amino Acids Provide Clues to Schizophrenia, Stroke and Lobster Sex
In the chemistry of life, left-handed amino acids are the rule. Why does nature make so many exceptions?