Salt was the first seasoning used by our ancestors. They got it by evaporating seawater, or by mining it. The origin of salt deposits in the ground can also be traced back to oceans which no longer...
Most homeowners let their dogs use the backyard as their own personal toilet. Often after a winter of such potty practice, when the snow melts, you’ll often find your lawn speckled with unsightly...
There is a “warning” making the rounds that hand sanitizer “has the same ingredients as antifreeze” and that you should not let dogs lick your hands. This warning is based on chemical ignorance....
A vaccine contains an attenuated or inactivated microorganism (or part of one) so that your immune system can prepare itself for an eventual infection. The content of the vaccine must be...
If you live in Canada, you know what a nightmare winter can be for your hair. No, not because of hat hair, (or at least not entirely because of hat hair), but because of static electricity! All...
The sky is blue due to a phenomenon called Raleigh scattering. This scattering refers to the scattering of electromagnetic radiation (of which light is a form) by particles of a much smaller...
Just about every textbook of toxicology pays homage to Paracelsus, the sixteenth century alchemist. Why? Because he introduced the idea that “only the dose makes the poison.” It makes no sense to...
Around 175 BC, Israel came under the rule of the Syrian King Antiochus who wanted to obliterate the Jewish religion. Judah, leader of the Maccabees, a group of Jewish warriors, led a revolution...