IDEAS For Science Competition?

Question

hello people!

there is a competition being held in our college about science projects. in which we have to give ideas and present the models of the THINGS that can be made in future. we have to give just any idea e.g. one idea is that a device with the help of which human beings can be teleported to anywhre in the world.... etc

Please suggest me more ideas about future things relating to Computer, Physics, Chemistry, Biology, Mathematics.

I am waiting for your answers........

Thanks

Answer 1

a small device that out  puts a realistic hologram over a persons body so real it makes them look like a different person

so basically a device that makes you look like someone else just by scanning the person you want to like from real life or even a poster or a picture