From brick phones to pocket computers in 40 years (pictures)

Forty years after the first cell phone rings out, look how far we've come.A long, long time ago, cell phones were used for just one thing: making phone calls. They were bigger than a book (a bound book), heavier than a brick, and used primarily for emergencies.



Forty years later, cell phones are so much more. No longer novelties, they are an integral part of our lives and hold a world's worth of information.



Take a look back at the evolution of the cell phone over the years.



Here, Chris Brasher, co-founder of the London Marathon, talks on a cell phone during the 1985 foot race. [Read more]