Science & medicine (48 pages found in this category)

John Hall-Edwards

John Francis Hall-Edwards FRSE (19 December 1858 – 15 August 1926) was a British physician and pioneer in the medical use of X-rays in the United Kingdom.

John Kemp Starley

Inventor of the safety bicycle and founder of what became known as the Rover car manufacturing company.

John Taylor (oculist)

Early 18th-century English eye surgeon and medical charlatan.

Kellas cat

A Kellas cat is a black Scottish feline, initially considered to be a myth or a hoax.

King’s Evil

Name given in medieval times to scrofula, a swelling of the lymph nodes in the neck caused by tuberculosis.

Manchester Terrier

The Manchester Terrier is a breed of dog of the smooth-haired terrier type.


One of 2500 species of plants belonging to the Solanaceae family. Its psychoactive effects have been known to physicians since ancient times.

Mathematical fallacy

Series of steps which is seemingly correct but contains a flawed argument, or a spurious proof of an obvious contradiction such as that 1 = 2. Fallacies differ from simple mistakes in that there is an element of concealment in the presentation of the proof.


Modern successor to arithmomancy, embodying the belief that numbers can explain the workings of the universe and thus allow predictions to be made.


Technique that makes use of extracts derived from animal or human tissues to treat medical conditions.