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Unlike its name, Bicycle Day is not a holiday honoring your favorite two-wheeled, environmentally friendly vehicle. This holiday celebrates the day chemist Albert Hofmann first discovered the psychedelic effects of lysergic acid diethylamide,…

Is gluten good for you, or is gluten bad for you? This video breaks down the chemistry and science behind this controversial food ingredient. Credit: Reactions/American Chemical Society

People have turned to “vaping” with electronic cigarettes as an alternative to puffing on the real thing. But is the vapor they’re inhaling any safer than smoking a cigarette? This video examines what we know, and what we don’t know, about…

Vanilla is a flavor so common that some people use it as an adjective to describe something plain or ordinary. But watch out! This beloved, flavorful bean may soon become a rarity. Credit: Reactions/American Chemical Society

Neuroengineer Nima Mesgarani is using a form of artificial intelligence called neural network models to a develop improved hearing aids. If successful, hearing impaired individuals will be better able to identify and focus on a speaker of…

Do you know someone with red hair? Perhaps you have those fiery locks yourself. This video takes a close biochemical look into what makes redheads stand out from the crowd. It's not just the color of their hair. Credit: Reactions/American…

This animation explains the concept of biomes (major communities of organisms distributed over wide areas) and describes some of the biomes found around the world.

A figure skating performance often begins with a moment of quiet focus to mentally "upload" a routine, consisting of a linked series of complex movements—such as jumps and spins—that must be executed expertly and automatically. This video…

Thanksgiving is a holiday when many people look forward to a tasty home-cooked meal. According to neuroscientist Charles Zuker, not only is that sense of taste in the brain, but it is a matter of life and death. This video takes you on a…

Toxin-producing strains of C. difficile bacteria can be a source of aggravated diarrhea, and—if unchecked—may ultimately lead to kidney failure and death. What’s worse is that antibiotics can make the situation even more life-threatening.…