Recent blog posts
Barcodes were developed by Norman Woodland and Bernard Silver, graduates at the Philadelphia Drexel Institute of Technology, in response to a request by a chain store owner for an automated checkout method for reading product information.The inspiration came from Morse code; the dots and dashes were simply extended downwards to make machine-readable representation of data.
The humble pencil is an unlikely reason for armed guards, skirmishes, smuggling and an Act of Parliament. As early as 1500 an enormous deposit of graphite — the allotrope of carbon used as pencil “lead” — was discovered in the Lake District at Seathwaite Fell near Borrowdale.
[img_assist|nid=883118|title=The Silk Road (Callie Jones)|desc=|link=none|align=right|width=225|height=159]The Silk Road was a network of trade routes that for 2,000 years linked China with the West.