If Time since first transatlantic wireless communication (121 y) was a standard unit ...
Time since first humans in Europe (30,000 y)...more would be 250 x Time since first transatlantic wireless communication
Time since extinction of Neanderthals (30,000 y)...more would be 250 x Time since first transatlantic wireless communication
Age of earliest sewing needle (30,000 y)...more would be 250 x Time since first transatlantic wireless communication
Time since the earliest bread baking (30,000 y)...more would be 250 x Time since first transatlantic wireless communication
Time since start of building of the Parthenon (2,466 y)...more would be 20 x Time since first transatlantic wireless communication
Time since the birth of Aristotle (2,400 y)...more would be 20 x Time since first transatlantic wireless communication
Time since the birth of Euclid (2,382 y)...more would be 20 x Time since first transatlantic wireless communication
Time since the birth of Alexander the Great (2,377 y)...more would be 20 x Time since first transatlantic wireless communication
Time since the birth of al-Kindi (1,220 y)...more would be 10 x Time since first transatlantic wireless communication
Time since the publication of Copernicus's sun-centred model of the solar system (479 y)...more would be 4 x Time since first transatlantic wireless communication
Time since birth of Sophie Germain (246 y)...more would be 2 x Time since first transatlantic wireless communication
Time since the birth of Gauss (245 y)...more would be 2 x Time since first transatlantic wireless communication
Time since first human went into space (60 y)...more would be 1/2 of Time since first transatlantic wireless communication
Lifespan of horse (30 y)...more would be 1/4 of Time since first transatlantic wireless communication
Read all about it!
Is That a Big Number? - the book - is now available from all good booksellers.
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