One thing everyone agrees on when it comes to the addition of fluoride to drinking water is that the issue stirs up emotions, both pro and con. But the question should not be based on emotion, it...
Margarine originally was a cheap butter substitute made by emulsifying beef fat with water or milk. Eventually animal fat was replaced by partially saturated vegetable fats, hardened by the process...
Dr. Lorne Trottier was in attendance of the recent landing of the Mars Rover, Curiosity. Here, he describes his account of the experience as well as the complexities and nuances of what went into...
If you buy a chemical-free product, you’re not getting a good deal. You’re buying nothing. A vacuum. What’s a vacuum? A space empty of all matter. And what is matter? Anything that has mass and...
What makes us exchange saliva, sebum, bits of food and millions of bacteria with each other? In other words, why do we kiss? This is not an innate activity. South Pacific islanders, for example,...
Have you ever wondered why tungsten light bulbs develop a black deposit as they age? This deposit is metallic tungsten, the same stuff that the filament is made of. A lightbulb produces heat and...
Lipsticks, (the waxy kind that come in the traditional tube), contain a variety of natural waxes, such as beeswax, carnauba wax, ozokerite, ceresin, or microcrystalline wax, which is derived from...
Onion chemistry is extremely fascinating and extremely complex! We’ve been intrigued by this vegetable ever since our prehistoric ancestors gathered and cooked wild onions. By the time of the First...
Back in the 1930s a flower merchant with a greenhouse full of carnations got worried when the weather forecast called for extremely cold temperatures. So he placed a kerosene burner in the...
RSS