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Communication has changed very much in the past 100 years.
it hasn't
The magnification ability and clarity of lenses have changed considerably.
I might be wrong, but I dont' think that it has!
causes of death have changed over the last 100 years due to many reasons, such as a more widespread recognition of illnesses
computer, tv, car, internet
They have become even more lazy and belligerent
It has gone from horse-powered to engine-based vehicles.
Socks, t-shirts & underwear.
It Has Gone From Telegrams and letter brought by pigeons to phones e-mails etc
It is become smaler and smaler and in 10 years it would be so small you can wear it like a watch
new Britain has been changed over the past 100 years.Like the speed limit people get into so many accident in the past and in the present so they keep adjusting the speed limit according to what they see in drivers.