Stephen Hawking says it could be possible one day for humans to reach Mars in less than an hour.
The world-renowned physicist explained that the human race - much like Star Trek - has to “boldly go where no one has gone before” if it wants to continue on for another million years, he said on Sunday.
According to Prof Hawking, the world will become severely crowded by 2600, when power consumption could turn the planet into a sizzling fire ball.
But thanks to space migration, we could one day reach Mars in an hour and Pluto in days.
Prof Hawking told the Tencent WE Summit in Beijing: "The idea behind this innovation is to have the nanocraft ride on the light beam.