Is progress speeding up? We have ventured into new parts of space, tested the limits of AI, cured the incurable and, according to some, even proved the existence of the multiverse. What comes next?
Review of the year: health and science
Keys to a better world?: This year scientists found a new anti-HIV tool, a baby planet, a test for Alzheimer's and made the fastest chip ever. But will they stand the test of time?