In this video, five scientists address five potential tomorrows: Dr. Michal Irani speaks about the next step in the evolution of information; Dr. Henry Markram addresses how nerve cells communicate; Dr. Nir Davidson studies how lasers trap atoms in the dark; Dr. Gad Haase examines whether light can be turned into fuel; and Dr. Michael Fainzilber searches for the snail’s secret of regeneration.