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Chemistry in Pictures winner
Many readers will recognize this common high school experiment to determine the empirical formula of magnesium oxide.
I teach at a boys’ school. I urge my students to all date the same girl — Ann O’Tate. As socially awkward and potentially inappropriate as this sounds, I tell my students that it will be a difficult, yet rewarding relationship: You may choose to dump her, but she will never desert you.
In his novel Cold Mountain, Charles Frazier describes the hardships that civilians and soldiers alike endured during the American Civil War (or, War Between the States, depending on your side of things). On page 79 of the book, the author describes how two women barter for food.
Rick Smith, who has a PhD in biology from the University of Guelph, is the Executive Director of Environmental Defence, an activist group based in Toronto. Bruce Lourie is President and Chair of ED’s board of directors.