Ambroise Palisot de Beauvois

Ambroise-Marie-François-Joseph Palisot, Baron de Beauvois, was born July 27, 1752, in Arras, France. Palisot came from a wealthy family and trained as a lawyer, but he became distracted by natural history, and he would remain distracted for most of his life.  He went...

Julius Berkowski

On July 28, 1851, there was a total eclipse of the sun visible in Europe. This was the first eclipse for which a massive observational effort was mounted, especially in England.  Many questions had arisen since previous eclipses. An astronomer named Francis Bailly had...

Jean Jallabert

Jean Jallabert, a Swiss mathematician and experimental physicist, was born July 26, 1712.  Jallabert started out as a Protestant cleric, but he switched to physics arouind 1744.  His particular interest was electricity, which was a hot topic around this time,...

Edward Adrian Wilson

Edward Adrian Wilson, an English naturalist, artist, and polar explorer, known to his companions as “Bill” or “Uncle Bill”, was born July 23, 1872. We wrote about Wilson indirectly once, when we published a post on Apsley Cherry-Garrard and the...

John Rae

John Rae, a British explorer of the Arctic, died July 22, 1893, at the age of 79. Rae was an Orcadian, hailing from the Orkney Islands north of Scotland, an indication that he had a strong sense of independence and self-reliance, which he would later demonstrate in...