Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...

A warm body in the rainforest gives off a loud chemical signal. For most mosquitoes, that signal could belong to almost any mammal.

Instead of succumbing to the latest hair trends by demanding "espresso brown" or "butter blonde," more and more women are matching their hair to their skin tone. While for a long time, "tone-on-tone" ...

He and the other two hundred and ten passengers on Singapore Airlines Flight SQ321 had been in the air for more than ten hours. Their flight had taken off the night before from the United Kingdom, ...

Many mammals have fur the color of brown and black. Why don't they have more exotic colors, like purple and neon pink?