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Chwiliwch 15 miliwn o erthyglau papurau newydd Cymru

Cuddio Rhestr Erthyglau

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FOREIGN ARRIVALS AND MOVEMENTS…

Local Chartering.

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SCIENCE NOTES AND NEWS.

Tlu^ CAUSE OF SLEEP.

"ELECTRIC STEEL" IN GERMANY.

MEASURING THE INFINITE

THE ORIGIN OF GUNPOWDER.

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Dyfynnu
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THE ORIGIN OF GUNPOWDER. The Chinese have long heen credited with tho, Invention of gunpowder, but Professor E. O. ▼On Lippmann, of Halle, haa collected evidence to indicate that this is a mistake, and that the Arabians did not, as commonly stated, introduoe gunpowder into Europe during the eighth and ninth centuries. Professor von Lippmann be- lieves that the manufacture of the first gun- powder was based upon the Fire-book" of Greecus, which appeared in Constant* nopfr about the middle of the thirteenth ce ar- tery. Thia was the source from which Roget Bacon, Albertus Magnus, and Thomaa Aquinas derived their knowledge of gunpowder. The first Me of gunpowder to drive projectiles is ascribed be a monk, BerLold Schwarz, whose discovery was made accidentally while preparing the JIIIÎII. tare for medicinal purposes.

FACTS ABOUT BUILDING STONN.