Yesterday I posted a photo from National Geographic's new Tumblr feed showing Alexander Graham Bell leaning in to kiss a woman who was holding herself inside one of his iconic tetrahedral kite frames. Both the National Geographic and I identified the women as Bell's wife, Mabel Gardiner Hubbard. Not so, writes Contrarian reader Donna Johnson, who works at the Bell Museum* in Baddeck: This is one of my favourite photos. Also a favourite of the visitors, who are sometimes a bit disappointed when we point out that, contrary to popular opinion, this is actually Bell kissing his daughter Daisy, not Mabel. If you...

Moon over Auld's Cove: Moon over Beinn Bhreagh: ...

Anyone who saw Cirque du Soleil's recent shows in Halifax will have noticed the circular structure used to convey people and props between the stage and the upper reaches of the MetroCentre's girders. The shape of this trussed torus, and the way it hung in the air, reminded me of something I couldn't quite put my finger on. Then it hit me: Alexander Graham Bell's circular kite, two fabric-covered disks, conjoined by tetrahedral trusses, flying over Beinn Bhreagh. No larger point here — the structures aren't even all that similar in detail — just a striking confluence of shape, style, and scale across...