Paper Railway Wheels
Paper has multitude of uses—from the newspaper that we read in the morning to the teabags that infuses our morning cup, from the toilet pape...
Paper has multitude of uses—from the newspaper that we read in the morning to the teabags that infuses our morning cup, from the toilet pape...
For most of human history, mankind struggled with food scarcity. The poor and the working class were seldom well fed, and only the wealthy a...
In 1324, Mansa Musa, the legendary ruler of the vast West African empire of Mali, set off for a pilgrimage to Mecca. Like many other devout ...
When Spanish explorers first arrived in Mexico in the early 16th century and made contact with the Aztecs, they were taken aback by the cult...
From the mid to the late-19th century, Chicago was in the midst of a period of rapid growth, and as the city grew it placed enormous strain ...
In the middle of the South Atlantic Ocean, thousands of miles from practically anywhere, lies an isolated volcanic island called Ascension. ...
Volcanic eruptions can change the planet’s climate. During major eruptions, huge amount of volcanic ash are released into the upper atmosphe...
On December 14, 1907, a large sailing ship wrecked off the coast of Annet, in the Isles of Scilly, killing all but two of her eighteen crew ...
In an article in Nature in 1885, the renowned science journal published a description of a new type of gun developed by the well-known Amer...
Turkmen weavers in northern Afghanistan have been weaving rugs for thousands of years. This heavy textile, made for a wide variety of utilit...