Environment

Protein-Rich Bridges and Edible Houses

Eva Kellner B.A.Sc. — Fri, 05 Jun 2026 10:00:00 +0000

For most tourists in Prague, visiting the Charles Bridge is pretty much at the top of the sightseeing list. The medieval stone bridge, completed in the 15th century, was a part of the royal route – the path Bohemian kings took to the Prague Castle for their coronations. It also served as a key trade route, and now, is perhaps the most international place in Prague. Alongside its immense historical and cultural significance for the Czech Republic and the Bohemian Kingdom, there is one myth around its construction that may warrant some head scratching.

Anesthetic Gases Can Do More Than Put You to Sleep

Joe Schwarcz PhD — Thu, 30 Nov 2023 15:58:02 +0000

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 nitrous oxide and ether appeared on the scene and ushered in the era of painless surgery. Without a doubt, the advent of anesthesia is one of the great moments in the history of science. But as with just about any discovery, be it that of radioactivity, electricity, antibiotics or vaccines, issues arise as time passes and new information comes to light.