Technology is constantly narrowing the gap between science fiction and reality, bringing fundamental changes into our lives. According to IBM researchers, in five years we won’t need passwords, won’t be bothered by junk mail and will be able to control many of our machines with our minds. 

The American technology company released its 6th annual Five-in-Five, a list of five innovations the firm expects to see within five years.

One of them will enable us to generate small amounts of energy to supplement the electric power we use in our homes.