A History of Pencils

By Tim Lambert Early Pencils The name pencil comes from a Latin word, Penicillus, which means brush. In the Middle Ages, in England, a pencel was a small brush made of camel hair, used for painting. Graphite was discovered in Bavaria in the 15th century. However, a pure deposit of graphite was discovered in Borrowdale,… Continue reading A History of Pencils

A Brief History of Contraceptives

By Tim Lambert Life was hard for women before artificial contraception. Not only did they usually have large numbers of children, but those children were also born close together. Reliable contraception was one of the great inventions of the 20th century. Of course, people have always attempted to prevent pregnancy. In Ancient Egypt, women made… Continue reading A Brief History of Contraceptives

Famous Women Pilots

By Tim Lambert In 1784, Elisabeth Thible became the first woman to fly in an untethered balloon. In 1909, Elise Deroche became the first woman to fly solo. Raymonde de Laroche was born in 1882. In 1910, she became the first woman to gain a pilot’s licence (in France). Harriet Quimby was born in 1875.… Continue reading Famous Women Pilots

A History of Airplanes

By Tim Lambert Early Airplanes At first, people learned to fly in balloons or gliders, but in the 20th century, they made heavier-than-air flying machines. On 17 December 1903, the Wright brothers flew a plane. Once the plane had been invented, aircraft technology developed rapidly. In 1908, Henri Farman became the first recorded passenger in… Continue reading A History of Airplanes

A History of Balloons

By Tim Lambert Early Balloons The hot air balloon was invented by two brothers, Joseph-Michel and Jacques-Étienne Montgolfier. On June 4, 1783, the Montgolfiers publicly demonstrated an unmanned hot-air balloon. On 19 September 1783, a duck, a sheep, and a cockerel became the first living creatures carried by a hot air balloon. On 27 August… Continue reading A History of Balloons

A History of Ships

By Tim Lambert Ancient Ships The earliest boats were dugout canoes. People lit a fire on a big log, then put it out and dug out the burned wood. About 3,100 BC, the Egyptians invented the sailing boat. They were made of bundles of papyrus reeds tied together. They had simple square sails made of… Continue reading A History of Ships