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Computers, tablets and smartphones can do more and more
these days. Fifteen years ago, they were not powerful
to store movies or play high-
games. Computer chip technology has advanced at a fast
. We can now stream movies on our smartphones and store
amounts of data. IBM has announced it has made a significant
in microchip power. It has created chips that improve
by 45 per cent. Its new chips also use 75 per cent less
. This is good for the environment, and means batteries will be more energy
. The technology could quadruple mobile phone battery
. We might only need to charge our phones every four days.