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The Do's and Don'ts of Burn First Aid

12 Jul 2024

Burns, injuries to the skin caused by heat, radiation, electricity, friction, or chemicals, are among the most common and painful injuries. Throughout history, a variety of unusual and sometimes...

Pick A Card, Any Card!

26 Jun 2024

The curtain went up in 鈥淗eller鈥檚 Wonder Theatre鈥 on Broadway to reveal a blindfolded lady comfortably seated center stage. A volunteer from the audience was solicited to 鈥減ick a card, any card!鈥...

From 鈥淚ron Fallout鈥 to Hair Permanents

19 Jun 2024

For most people a car is just a vehicle that gets them from one place to another, and as far as cleanliness is concerned, occasionally driving through a car wash is good enough. But some...

Are Electric or Manual Toothbrushes Better?

7 Jun 2024

The first ever toothbrush design, used by ancient Babylonians and Egyptians, dates back to 3500 BC. The primitive toothbrush, known as a 鈥渃hew stick鈥, was a thin twig with a frayed end. The modern...

The Chemistry of Inks: Old and New

7 Jun 2024

When we write the old-fashioned way, with ink on paper, we rarely think of the pen鈥檚 ingredients. For hundreds of years聽gall ink聽was used to produce documents such as Shakespeare鈥檚 will and the U.S...

The Canadian Connection to the American Greenback

4 Jun 2024

The green in American paper bills is chromium oxide, a refined version of chromite, a naturally occurring ore in the Earth鈥檚 crust. This ore is also the source of chromium metal which is produced...

Media Has an Expiration Date

31 May 2024

The tragedy occurred as I was rewatching the final season of聽Six Feet Under, arguably the best television series ever made....

Beware the Latrines; An Unexpected Source of Energy

31 May 2024

Although toilets may not be the first thing that comes to mind when thinking of Ancient Rome, they might have had an explosive nature back in the day that made users of the latrines take special...

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