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The Two Types of Erasable Ink and Why One Is Much Cooler Than the Other

4 Nov 2022

Introduced in 1979, the Papermate Erasermate offered something that, up until then, had been science fiction: an erasable pen. While correction fluids and tape were a well-established solution to...

There Is More to Acetone Than Removing Nail Polish

2 Nov 2022

Say acetone, and what comes to a chemist鈥檚 mind? Washing laboratory glassware is a good bet. Actually, the prime use of acetone is to produce polymethyl methacrylate, better known as Plexiglas....

Birds Seem To Be Scared of Googly Eyes, and That鈥檚 a Good Thing

21 Oct 2022

Every year upwards of 25 million birds are killed in Canada due to collisions with buildings, communication towers, wind turbines, and as a result of being tangled into marine gillnets. From window...

Let鈥檚 Celebrate National Chemistry Week!

19 Oct 2022

It is an annual tradition. The third week in October is designated as 鈥淣ational Chemistry Week鈥 by the American Chemical Society with a goal of raising the public鈥檚 awareness of the value of...

Mitochondria: A Story of Mothers, Teenagers, and Energy

30 Sep 2022

Certain concepts simply irk me. They are often needlessly complicated and their meaning gets distorted in an attempt to make them understandable. Take, for example, the idea of a Mitochondrial Eve.

Do I tilt my head forwards or backwards during a nosebleed?

30 Sep 2022

In Netflix鈥檚 Stranger Things, Eleven develops a nosebleed whenever she harnesses her telekinetic powers. From crumpling a coke can to committing murder 鈥 the more exertion her psychokinesis...

Teaching is also Learning

16 Aug 2022

I have spent many years teaching chemistry to high school students and always enjoyed carrying out demonstrations. For students, watching chemicals perform their magic live is far more memorable...

Luciferin and GFP: The Fluorescent Chemicals Used by Insects, Sea Creatures and Humans!

11 Aug 2022

Eons ago in a remote village in China, a promising young lad was studying for the almighty civil service registry exam. His parents were too poor to afford an oil-burning lamp so that he could read...

Do our brains see what our eyes see?

10 Aug 2022

For the past month, I have been road-tripping across Canada. Along the way, I鈥檝e seen vast grasslands, snow-capped mountains, and beautiful lakes. And mirages! A mirage is a type of optical...

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