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Faraday, Dickens and Lighthouses

22 Dec 2023

I have a longstanding fascination with Victorian arts and sciences. It was the era when Darwin published the “Origin of the Species,” Perkin synthesized dyes, Lister introduced antiseptic surgery,...

The Power of Belief

20 Dec 2023

Scientifically speaking, it’s not very pleasing....

Seeing is Believing. Right?

15 Dec 2023

A couple of weeks ago I attended the Israel rally in Ottawa. The afternoon on Parliament Hill was set to be a day of hope, commemoration, unity, and…. cold. The first of the major snowfalls was set...

Let Us Talk About Lettuce Water

6 Dec 2023

Macbeth knew about sleep deprivation, as we can infer from his thoughts in the second scene of Act 2.  ...


1 Dec 2023

Our brain controls the production of certain hormones and neurotransmitters such as melatonin, serotonin and dopamine. Simplistically, one can say that “rest and repair” hormones are activated by a...

Anesthetic Gases Can Do More Than Put You to Sleep

30 Nov 2023

Can you imagine a tooth being extracted without an anesthetic? Or, worse, a limb being amputated? A horrific thought! Yet that was what patients had to contend with until the mid 19th century when...

Athletes, Vaccines and Cardiac Deaths

24 Nov 2023

This article was originally posted in the Montreal Gazette....

A Breath of Fresh Air? Hardly.

17 Nov 2023

The Centers for Disease Control and Prevention (CDC), headquartered in Atlanta, is often in the news because of its mandate to protect the health of the public. These days it is almost impossible...

A Call To Teach Chemistry

10 Nov 2023

Is there something in your past to put you on a path to become an educator? When I was a teenager I did one of those guidance counsellor tests which suggested I should become one. I laughed. But a...


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