IBM’s 1311 Disk Drive was the world’s first removable hard drive and could store 2 million characters.
The world's first handheld commercially available mobile phone was Motorola's DynaTAC. It was priced at $3,995 upon release and had an LED display for dialling and recalling numbers. Martin Cooper of Motorola made the very first call from a cell phone using the DynaTAC on 3rd April 1973. [more...]