While much of the world is seen as a ‘man’s world’, there’s no doubt that women have had a huge influence in just every field in history, you just don’t tend to hear about it. I could have written about queens, warriors, suffragettes, and other well-known females who did make an influence on the world, however for this article I have opted for female inventors – most of who you won’t have heard of before – but whose inventions are largely everyday items, and in doing so have helped change the world we live in. __________________________ Caller ID and Call Waiting Can’t say I’d thought about someone ‘inventing’ caller ID and caller waiting, but obviously someone did, and that was Dr Shirley Ann Jackson. It was her research from the 1970s that was responsible for it, and her breakthroughs in telecommunications also enabled others to invent the portable fax, fibre optic cables and solar cells. Car Heater In 1893 Margaret A. Wilcox invented the first car heater, which directed air from over the engine to warm the chilly toes of the upper class 19th century motorists. You’ll now think of this every time you turn on the car heater, while also being incredibly thankful as you thaw out on those cold mornings. Central Heating Back in 1919, Alice Parker invented a system of gas-powered central heating. While her design was never built, it was the first time an inventor had conceived of using natural gas to heat a home, and inspired the future central heating systems. Chocolate Chip Cookies Ruth Wakefield and her husband bought an old toll house outside of Boston with her husband. They converted the toll house into an inn with a restaurant. One day in 1930,...