Just how dangerous is it to travel at 20% the speed of light?
Enlarge / The solar sail used to accelerate the craft provides a large target for dust grains.Breakthrough Starshot reader comments 7 Share this story Breakthrough Starshot is one of the more exciting scientific ideas that has popped up in the past decade, with its promise to deliver hardware to the nearest star in time for many people currently alive...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark